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Finding the Fourth Proportional to 41,044.65, 61,566.98 and 9,879.90

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Solution

The fourth proportional to 41,044.65, 61,566.98 and 9,879.90 is: 14,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,044.65 : 61,566.98 = 9,879.90 : x
  2. Step 2: Convert to fraction form
    41,044.65/61,566.98 = 9,879.90/x
  3. Step 3: Cross multiply
    41,044.65x = 61,566.98 × 9,879.90
  4. Step 4: Simplify right side
    41,044.65x = 608,275,556.30
  5. Step 5: Solve for x
    x = 608,275,556.30/41,044.65
  6. Step 6: Final answer
    x = 14,819.85

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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.