Home / 29,134.42-40,204.23-16,387.38

Finding the Fourth Proportional to 29,134.42, 40,204.23 and 16,387.38

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Solution

The fourth proportional to 29,134.42, 40,204.23 and 16,387.38 is: 22,613.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.42 : 40,204.23 = 16,387.38 : x
  2. Step 2: Convert to fraction form
    29,134.42/40,204.23 = 16,387.38/x
  3. Step 3: Cross multiply
    29,134.42x = 40,204.23 × 16,387.38
  4. Step 4: Simplify right side
    29,134.42x = 658,841,793.60
  5. Step 5: Solve for x
    x = 658,841,793.60/29,134.42
  6. Step 6: Final answer
    x = 22,613.86

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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.