Home / 51,891.42-71,604.99-29,229.78

Finding the Fourth Proportional to 51,891.42, 71,604.99 and 29,229.78

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Solution

The fourth proportional to 51,891.42, 71,604.99 and 29,229.78 is: 40,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,891.42 : 71,604.99 = 29,229.78 : x
  2. Step 2: Convert to fraction form
    51,891.42/71,604.99 = 29,229.78/x
  3. Step 3: Cross multiply
    51,891.42x = 71,604.99 × 29,229.78
  4. Step 4: Simplify right side
    51,891.42x = 2,092,998,104.60
  5. Step 5: Solve for x
    x = 2,092,998,104.60/51,891.42
  6. Step 6: Final answer
    x = 40,334.18

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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.