Home / 42,375.33-63,523.17-14,275.71

Finding the Fourth Proportional to 42,375.33, 63,523.17 and 14,275.71

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Solution

The fourth proportional to 42,375.33, 63,523.17 and 14,275.71 is: 21,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,375.33 : 63,523.17 = 14,275.71 : x
  2. Step 2: Convert to fraction form
    42,375.33/63,523.17 = 14,275.71/x
  3. Step 3: Cross multiply
    42,375.33x = 63,523.17 × 14,275.71
  4. Step 4: Simplify right side
    42,375.33x = 906,838,353.20
  5. Step 5: Solve for x
    x = 906,838,353.20/42,375.33
  6. Step 6: Final answer
    x = 21,400.15

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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.