Home / 14,382.38-21,544.85-11,425.83

Finding the Fourth Proportional to 14,382.38, 21,544.85 and 11,425.83

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Solution

The fourth proportional to 14,382.38, 21,544.85 and 11,425.83 is: 17,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.38 : 21,544.85 = 11,425.83 : x
  2. Step 2: Convert to fraction form
    14,382.38/21,544.85 = 11,425.83/x
  3. Step 3: Cross multiply
    14,382.38x = 21,544.85 × 11,425.83
  4. Step 4: Simplify right side
    14,382.38x = 246,167,793.48
  5. Step 5: Solve for x
    x = 246,167,793.48/14,382.38
  6. Step 6: Final answer
    x = 17,115.93

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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.