Home / 25,159.28-34,717.02-15,088.14

Finding the Fourth Proportional to 25,159.28, 34,717.02 and 15,088.14

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Solution

The fourth proportional to 25,159.28, 34,717.02 and 15,088.14 is: 20,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.28 : 34,717.02 = 15,088.14 : x
  2. Step 2: Convert to fraction form
    25,159.28/34,717.02 = 15,088.14/x
  3. Step 3: Cross multiply
    25,159.28x = 34,717.02 × 15,088.14
  4. Step 4: Simplify right side
    25,159.28x = 523,815,331.75
  5. Step 5: Solve for x
    x = 523,815,331.75/25,159.28
  6. Step 6: Final answer
    x = 20,819.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.