Home / 29,380.53-40,545.42-15,951.89

Finding the Fourth Proportional to 29,380.53, 40,545.42 and 15,951.89

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Solution

The fourth proportional to 29,380.53, 40,545.42 and 15,951.89 is: 22,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,380.53 : 40,545.42 = 15,951.89 : x
  2. Step 2: Convert to fraction form
    29,380.53/40,545.42 = 15,951.89/x
  3. Step 3: Cross multiply
    29,380.53x = 40,545.42 × 15,951.89
  4. Step 4: Simplify right side
    29,380.53x = 646,776,181.21
  5. Step 5: Solve for x
    x = 646,776,181.21/29,380.53
  6. Step 6: Final answer
    x = 22,013.77

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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.