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Finding the Fourth Proportional to 41,672.56, 57,422.96 and 29,710.48

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Solution

The fourth proportional to 41,672.56, 57,422.96 and 29,710.48 is: 40,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,672.56 : 57,422.96 = 29,710.48 : x
  2. Step 2: Convert to fraction form
    41,672.56/57,422.96 = 29,710.48/x
  3. Step 3: Cross multiply
    41,672.56x = 57,422.96 × 29,710.48
  4. Step 4: Simplify right side
    41,672.56x = 1,706,063,704.62
  5. Step 5: Solve for x
    x = 1,706,063,704.62/41,672.56
  6. Step 6: Final answer
    x = 40,939.74

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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.