Home / 18,234.20-25,163.19-9,850.70

Finding the Fourth Proportional to 18,234.20, 25,163.19 and 9,850.70

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Solution

The fourth proportional to 18,234.20, 25,163.19 and 9,850.70 is: 13,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.20 : 25,163.19 = 9,850.70 : x
  2. Step 2: Convert to fraction form
    18,234.20/25,163.19 = 9,850.70/x
  3. Step 3: Cross multiply
    18,234.20x = 25,163.19 × 9,850.70
  4. Step 4: Simplify right side
    18,234.20x = 247,875,035.73
  5. Step 5: Solve for x
    x = 247,875,035.73/18,234.20
  6. Step 6: Final answer
    x = 13,593.96

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.