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Finding the Fourth Proportional to 15,463.92, 23,195.88 and 8,582.16

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Solution

The fourth proportional to 15,463.92, 23,195.88 and 8,582.16 is: 12,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463.92 : 23,195.88 = 8,582.16 : x
  2. Step 2: Convert to fraction form
    15,463.92/23,195.88 = 8,582.16/x
  3. Step 3: Cross multiply
    15,463.92x = 23,195.88 × 8,582.16
  4. Step 4: Simplify right side
    15,463.92x = 199,070,753.50
  5. Step 5: Solve for x
    x = 199,070,753.50/15,463.92
  6. Step 6: Final answer
    x = 12,873.24

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.