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Finding the Fourth Proportional to 41,044.55, 61,566.84 and 9,879.80

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Solution

The fourth proportional to 41,044.55, 61,566.84 and 9,879.80 is: 14,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,044.55 : 61,566.84 = 9,879.80 : x
  2. Step 2: Convert to fraction form
    41,044.55/61,566.84 = 9,879.80/x
  3. Step 3: Cross multiply
    41,044.55x = 61,566.84 × 9,879.80
  4. Step 4: Simplify right side
    41,044.55x = 608,267,758.00
  5. Step 5: Solve for x
    x = 608,267,758.00/41,044.55
  6. Step 6: Final answer
    x = 14,819.70

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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.