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Finding the Fourth Proportional to 29,917.73, 44,861.79 and 17,440.90

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Solution

The fourth proportional to 29,917.73, 44,861.79 and 17,440.90 is: 26,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,917.73 : 44,861.79 = 17,440.90 : x
  2. Step 2: Convert to fraction form
    29,917.73/44,861.79 = 17,440.90/x
  3. Step 3: Cross multiply
    29,917.73x = 44,861.79 × 17,440.90
  4. Step 4: Simplify right side
    29,917.73x = 782,429,897.41
  5. Step 5: Solve for x
    x = 782,429,897.41/29,917.73
  6. Step 6: Final answer
    x = 26,152.71

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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.