Home / 42,167.52-63,251.28-14,082.39

Finding the Fourth Proportional to 42,167.52, 63,251.28 and 14,082.39

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Solution

The fourth proportional to 42,167.52, 63,251.28 and 14,082.39 is: 21,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,167.52 : 63,251.28 = 14,082.39 : x
  2. Step 2: Convert to fraction form
    42,167.52/63,251.28 = 14,082.39/x
  3. Step 3: Cross multiply
    42,167.52x = 63,251.28 × 14,082.39
  4. Step 4: Simplify right side
    42,167.52x = 890,729,192.96
  5. Step 5: Solve for x
    x = 890,729,192.96/42,167.52
  6. Step 6: Final answer
    x = 21,123.59

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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.