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Finding the Fourth Proportional to 41,283.68, 61,913.36 and 11,704.10

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Solution

The fourth proportional to 41,283.68, 61,913.36 and 11,704.10 is: 17,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,283.68 : 61,913.36 = 11,704.10 : x
  2. Step 2: Convert to fraction form
    41,283.68/61,913.36 = 11,704.10/x
  3. Step 3: Cross multiply
    41,283.68x = 61,913.36 × 11,704.10
  4. Step 4: Simplify right side
    41,283.68x = 724,639,876.47
  5. Step 5: Solve for x
    x = 724,639,876.47/41,283.68
  6. Step 6: Final answer
    x = 17,552.70

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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.