Home / 29,331.89-40,475.01-18,001.86

Finding the Fourth Proportional to 29,331.89, 40,475.01 and 18,001.86

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Solution

The fourth proportional to 29,331.89, 40,475.01 and 18,001.86 is: 24,840.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.89 : 40,475.01 = 18,001.86 : x
  2. Step 2: Convert to fraction form
    29,331.89/40,475.01 = 18,001.86/x
  3. Step 3: Cross multiply
    29,331.89x = 40,475.01 × 18,001.86
  4. Step 4: Simplify right side
    29,331.89x = 728,625,505.66
  5. Step 5: Solve for x
    x = 728,625,505.66/29,331.89
  6. Step 6: Final answer
    x = 24,840.73

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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.