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Finding the Fourth Proportional to 41,755.86, 62,644.02 and 13,677.42

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Solution

The fourth proportional to 41,755.86, 62,644.02 and 13,677.42 is: 20,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,755.86 : 62,644.02 = 13,677.42 : x
  2. Step 2: Convert to fraction form
    41,755.86/62,644.02 = 13,677.42/x
  3. Step 3: Cross multiply
    41,755.86x = 62,644.02 × 13,677.42
  4. Step 4: Simplify right side
    41,755.86x = 856,808,572.03
  5. Step 5: Solve for x
    x = 856,808,572.03/41,755.86
  6. Step 6: Final answer
    x = 20,519.48

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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.