Home / 29,560.65-40,793.40-16,131.78

Finding the Fourth Proportional to 29,560.65, 40,793.40 and 16,131.78

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Solution

The fourth proportional to 29,560.65, 40,793.40 and 16,131.78 is: 22,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,560.65 : 40,793.40 = 16,131.78 : x
  2. Step 2: Convert to fraction form
    29,560.65/40,793.40 = 16,131.78/x
  3. Step 3: Cross multiply
    29,560.65x = 40,793.40 × 16,131.78
  4. Step 4: Simplify right side
    29,560.65x = 658,070,154.25
  5. Step 5: Solve for x
    x = 658,070,154.25/29,560.65
  6. Step 6: Final answer
    x = 22,261.69

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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.