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Finding the Fourth Proportional to 41,577.30, 62,353.80 and 14,920.20

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Solution

The fourth proportional to 41,577.30, 62,353.80 and 14,920.20 is: 22,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,577.30 : 62,353.80 = 14,920.20 : x
  2. Step 2: Convert to fraction form
    41,577.30/62,353.80 = 14,920.20/x
  3. Step 3: Cross multiply
    41,577.30x = 62,353.80 × 14,920.20
  4. Step 4: Simplify right side
    41,577.30x = 930,331,166.76
  5. Step 5: Solve for x
    x = 930,331,166.76/41,577.30
  6. Step 6: Final answer
    x = 22,375.94

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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.