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Finding the Fourth Proportional to 41,776.76, 62,718.56 and 35,891.30

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Solution

The fourth proportional to 41,776.76, 62,718.56 and 35,891.30 is: 53,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,776.76 : 62,718.56 = 35,891.30 : x
  2. Step 2: Convert to fraction form
    41,776.76/62,718.56 = 35,891.30/x
  3. Step 3: Cross multiply
    41,776.76x = 62,718.56 × 35,891.30
  4. Step 4: Simplify right side
    41,776.76x = 2,251,050,428.66
  5. Step 5: Solve for x
    x = 2,251,050,428.66/41,776.76
  6. Step 6: Final answer
    x = 53,882.85

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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.