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Finding the Fourth Proportional to 23,079.62, 34,629.15 and 13,737.62

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Solution

The fourth proportional to 23,079.62, 34,629.15 and 13,737.62 is: 20,612.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.62 : 34,629.15 = 13,737.62 : x
  2. Step 2: Convert to fraction form
    23,079.62/34,629.15 = 13,737.62/x
  3. Step 3: Cross multiply
    23,079.62x = 34,629.15 × 13,737.62
  4. Step 4: Simplify right side
    23,079.62x = 475,722,103.62
  5. Step 5: Solve for x
    x = 475,722,103.62/23,079.62
  6. Step 6: Final answer
    x = 20,612.22

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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.