Home / 47,592.20-71,382.90-12,534.60

Finding the Fourth Proportional to 47,592.20, 71,382.90 and 12,534.60

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Solution

The fourth proportional to 47,592.20, 71,382.90 and 12,534.60 is: 18,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,592.20 : 71,382.90 = 12,534.60 : x
  2. Step 2: Convert to fraction form
    47,592.20/71,382.90 = 12,534.60/x
  3. Step 3: Cross multiply
    47,592.20x = 71,382.90 × 12,534.60
  4. Step 4: Simplify right side
    47,592.20x = 894,756,098.34
  5. Step 5: Solve for x
    x = 894,756,098.34/47,592.20
  6. Step 6: Final answer
    x = 18,800.48

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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.