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Finding the Fourth Proportional to 41,492.76, 62,263.76 and 38,865.80

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Solution

The fourth proportional to 41,492.76, 62,263.76 and 38,865.80 is: 58,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,492.76 : 62,263.76 = 38,865.80 : x
  2. Step 2: Convert to fraction form
    41,492.76/62,263.76 = 38,865.80/x
  3. Step 3: Cross multiply
    41,492.76x = 62,263.76 × 38,865.80
  4. Step 4: Simplify right side
    41,492.76x = 2,419,930,804.74
  5. Step 5: Solve for x
    x = 2,419,930,804.74/41,492.76
  6. Step 6: Final answer
    x = 58,321.76

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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.