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Finding the Fourth Proportional to 33,104.60, 49,658.52 and 10,917.88

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Solution

The fourth proportional to 33,104.60, 49,658.52 and 10,917.88 is: 16,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,104.60 : 49,658.52 = 10,917.88 : x
  2. Step 2: Convert to fraction form
    33,104.60/49,658.52 = 10,917.88/x
  3. Step 3: Cross multiply
    33,104.60x = 49,658.52 × 10,917.88
  4. Step 4: Simplify right side
    33,104.60x = 542,165,762.34
  5. Step 5: Solve for x
    x = 542,165,762.34/33,104.60
  6. Step 6: Final answer
    x = 16,377.35

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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.