Home / 25,724.79-38,555.39-15,184.13

Finding the Fourth Proportional to 25,724.79, 38,555.39 and 15,184.13

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Solution

The fourth proportional to 25,724.79, 38,555.39 and 15,184.13 is: 22,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,724.79 : 38,555.39 = 15,184.13 : x
  2. Step 2: Convert to fraction form
    25,724.79/38,555.39 = 15,184.13/x
  3. Step 3: Cross multiply
    25,724.79x = 38,555.39 × 15,184.13
  4. Step 4: Simplify right side
    25,724.79x = 585,429,899.14
  5. Step 5: Solve for x
    x = 585,429,899.14/25,724.79
  6. Step 6: Final answer
    x = 22,757.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.