Home / 18,165.62-25,084.95-11,463.14

Finding the Fourth Proportional to 18,165.62, 25,084.95 and 11,463.14

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Solution

The fourth proportional to 18,165.62, 25,084.95 and 11,463.14 is: 15,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,165.62 : 25,084.95 = 11,463.14 : x
  2. Step 2: Convert to fraction form
    18,165.62/25,084.95 = 11,463.14/x
  3. Step 3: Cross multiply
    18,165.62x = 25,084.95 × 11,463.14
  4. Step 4: Simplify right side
    18,165.62x = 287,552,293.74
  5. Step 5: Solve for x
    x = 287,552,293.74/18,165.62
  6. Step 6: Final answer
    x = 15,829.48

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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.