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Finding the Fourth Proportional to 61,658.60, 92,487.92 and 14,911.52

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Solution

The fourth proportional to 61,658.60, 92,487.92 and 14,911.52 is: 22,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,658.60 : 92,487.92 = 14,911.52 : x
  2. Step 2: Convert to fraction form
    61,658.60/92,487.92 = 14,911.52/x
  3. Step 3: Cross multiply
    61,658.60x = 92,487.92 × 14,911.52
  4. Step 4: Simplify right side
    61,658.60x = 1,379,135,468.84
  5. Step 5: Solve for x
    x = 1,379,135,468.84/61,658.60
  6. Step 6: Final answer
    x = 22,367.28

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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.