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Finding the Fourth Proportional to 47,511.54, 71,291.90 and 34,471.54

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Solution

The fourth proportional to 47,511.54, 71,291.90 and 34,471.54 is: 51,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.54 : 71,291.90 = 34,471.54 : x
  2. Step 2: Convert to fraction form
    47,511.54/71,291.90 = 34,471.54/x
  3. Step 3: Cross multiply
    47,511.54x = 71,291.90 × 34,471.54
  4. Step 4: Simplify right side
    47,511.54x = 2,457,541,582.53
  5. Step 5: Solve for x
    x = 2,457,541,582.53/47,511.54
  6. Step 6: Final answer
    x = 51,725.15

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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.