Home / 40,355.62-55,691.50-22,452.29

Finding the Fourth Proportional to 40,355.62, 55,691.50 and 22,452.29

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Solution

The fourth proportional to 40,355.62, 55,691.50 and 22,452.29 is: 30,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,355.62 : 55,691.50 = 22,452.29 : x
  2. Step 2: Convert to fraction form
    40,355.62/55,691.50 = 22,452.29/x
  3. Step 3: Cross multiply
    40,355.62x = 55,691.50 × 22,452.29
  4. Step 4: Simplify right side
    40,355.62x = 1,250,401,624.89
  5. Step 5: Solve for x
    x = 1,250,401,624.89/40,355.62
  6. Step 6: Final answer
    x = 30,984.57

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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.