Home / 18,244.62-25,177.01-10,286.73

Finding the Fourth Proportional to 18,244.62, 25,177.01 and 10,286.73

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Solution

The fourth proportional to 18,244.62, 25,177.01 and 10,286.73 is: 14,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.62 : 25,177.01 = 10,286.73 : x
  2. Step 2: Convert to fraction form
    18,244.62/25,177.01 = 10,286.73/x
  3. Step 3: Cross multiply
    18,244.62x = 25,177.01 × 10,286.73
  4. Step 4: Simplify right side
    18,244.62x = 258,989,052.64
  5. Step 5: Solve for x
    x = 258,989,052.64/18,244.62
  6. Step 6: Final answer
    x = 14,195.37

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Half scale
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Double scale
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Similar ratio
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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.