Home / 12,262.62-18,382.85-4,469.61

Finding the Fourth Proportional to 12,262.62, 18,382.85 and 4,469.61

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Solution

The fourth proportional to 12,262.62, 18,382.85 and 4,469.61 is: 6,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.62 : 18,382.85 = 4,469.61 : x
  2. Step 2: Convert to fraction form
    12,262.62/18,382.85 = 4,469.61/x
  3. Step 3: Cross multiply
    12,262.62x = 18,382.85 × 4,469.61
  4. Step 4: Simplify right side
    12,262.62x = 82,164,233.54
  5. Step 5: Solve for x
    x = 82,164,233.54/12,262.62
  6. Step 6: Final answer
    x = 6,700.38

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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.