Home / 18,542.56-27,753.18-13,610.92

Finding the Fourth Proportional to 18,542.56, 27,753.18 and 13,610.92

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Solution

The fourth proportional to 18,542.56, 27,753.18 and 13,610.92 is: 20,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.56 : 27,753.18 = 13,610.92 : x
  2. Step 2: Convert to fraction form
    18,542.56/27,753.18 = 13,610.92/x
  3. Step 3: Cross multiply
    18,542.56x = 27,753.18 × 13,610.92
  4. Step 4: Simplify right side
    18,542.56x = 377,746,312.73
  5. Step 5: Solve for x
    x = 377,746,312.73/18,542.56
  6. Step 6: Final answer
    x = 20,371.85

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1.5x scale

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.