Home / 36,234.20-54,324.30-18,716.60

Finding the Fourth Proportional to 36,234.20, 54,324.30 and 18,716.60

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Solution

The fourth proportional to 36,234.20, 54,324.30 and 18,716.60 is: 28,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.20 : 54,324.30 = 18,716.60 : x
  2. Step 2: Convert to fraction form
    36,234.20/54,324.30 = 18,716.60/x
  3. Step 3: Cross multiply
    36,234.20x = 54,324.30 × 18,716.60
  4. Step 4: Simplify right side
    36,234.20x = 1,016,766,193.38
  5. Step 5: Solve for x
    x = 1,016,766,193.38/36,234.20
  6. Step 6: Final answer
    x = 28,060.95

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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.