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Finding the Fourth Proportional to 22,794.16, 34,191.24 and 7,213.12

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Solution

The fourth proportional to 22,794.16, 34,191.24 and 7,213.12 is: 10,819.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794.16 : 34,191.24 = 7,213.12 : x
  2. Step 2: Convert to fraction form
    22,794.16/34,191.24 = 7,213.12/x
  3. Step 3: Cross multiply
    22,794.16x = 34,191.24 × 7,213.12
  4. Step 4: Simplify right side
    22,794.16x = 246,625,517.07
  5. Step 5: Solve for x
    x = 246,625,517.07/22,794.16
  6. Step 6: Final answer
    x = 10,819.68

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