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Finding the Fourth Proportional to 22,843.70, 34,265.55 and 13,002.20

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Solution

The fourth proportional to 22,843.70, 34,265.55 and 13,002.20 is: 19,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,843.70 : 34,265.55 = 13,002.20 : x
  2. Step 2: Convert to fraction form
    22,843.70/34,265.55 = 13,002.20/x
  3. Step 3: Cross multiply
    22,843.70x = 34,265.55 × 13,002.20
  4. Step 4: Simplify right side
    22,843.70x = 445,527,534.21
  5. Step 5: Solve for x
    x = 445,527,534.21/22,843.70
  6. Step 6: Final answer
    x = 19,503.30

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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.