Home / 18,087.30-24,952.19-11,369.57

Finding the Fourth Proportional to 18,087.30, 24,952.19 and 11,369.57

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Solution

The fourth proportional to 18,087.30, 24,952.19 and 11,369.57 is: 15,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.30 : 24,952.19 = 11,369.57 : x
  2. Step 2: Convert to fraction form
    18,087.30/24,952.19 = 11,369.57/x
  3. Step 3: Cross multiply
    18,087.30x = 24,952.19 × 11,369.57
  4. Step 4: Simplify right side
    18,087.30x = 283,695,489.25
  5. Step 5: Solve for x
    x = 283,695,489.25/18,087.30
  6. Step 6: Final answer
    x = 15,684.79

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Half scale
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Double 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.