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Finding the Fourth Proportional to 41,492.97, 62,267.13 and 21,520.87

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Solution

The fourth proportional to 41,492.97, 62,267.13 and 21,520.87 is: 32,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,492.97 : 62,267.13 = 21,520.87 : x
  2. Step 2: Convert to fraction form
    41,492.97/62,267.13 = 21,520.87/x
  3. Step 3: Cross multiply
    41,492.97x = 62,267.13 × 21,520.87
  4. Step 4: Simplify right side
    41,492.97x = 1,340,042,810.00
  5. Step 5: Solve for x
    x = 1,340,042,810.00/41,492.97
  6. Step 6: Final answer
    x = 32,295.66

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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.