Home / 36,691.20-55,024.90-11,725.38

Finding the Fourth Proportional to 36,691.20, 55,024.90 and 11,725.38

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Solution

The fourth proportional to 36,691.20, 55,024.90 and 11,725.38 is: 17,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691.20 : 55,024.90 = 11,725.38 : x
  2. Step 2: Convert to fraction form
    36,691.20/55,024.90 = 11,725.38/x
  3. Step 3: Cross multiply
    36,691.20x = 55,024.90 × 11,725.38
  4. Step 4: Simplify right side
    36,691.20x = 645,187,861.96
  5. Step 5: Solve for x
    x = 645,187,861.96/36,691.20
  6. Step 6: Final answer
    x = 17,584.27

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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.