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Finding the Fourth Proportional to 42,167.61, 63,251.42 and 24,627.87

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Solution

The fourth proportional to 42,167.61, 63,251.42 and 24,627.87 is: 36,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,167.61 : 63,251.42 = 24,627.87 : x
  2. Step 2: Convert to fraction form
    42,167.61/63,251.42 = 24,627.87/x
  3. Step 3: Cross multiply
    42,167.61x = 63,251.42 × 24,627.87
  4. Step 4: Simplify right side
    42,167.61x = 1,557,747,625.94
  5. Step 5: Solve for x
    x = 1,557,747,625.94/42,167.61
  6. Step 6: Final answer
    x = 36,941.81

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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.