Direct Proportion Calculator

Calculate Direct Proportion

Enter the first known value in your direct proportion setup (e.g., 5 apples).
Enter the second known value, which is proportional to A (e.g., $10 cost for 5 apples).
Enter the third known value, proportional to the unknown X (e.g., 15 apples).
Unlock the power of direct proportionality with our intuitive online calculator. Easily solve for missing values (X) in proportional relationships, understand the formula, and tackle real-world problems with speed and accuracy. Essential for students, educators, and anyone needing quick math solutions.

Formula:

Direct proportion describes a relationship where two quantities increase or decrease in the same ratio. If 'A' is directly proportional to 'B', and 'C' is directly proportional to 'X', the formula can be expressed as:

A/B = C/X

Where A, B, and C are known values, and X is the unknown value you want to find. To solve for X, the formula is rearranged to:

X = (C * B) / A

This formula allows you to determine a missing value when three other values in a directly proportional relationship are known.

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