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Finding the Fourth Proportional to 41,891.53, 57,750.82 and 33,318.49

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Solution

The fourth proportional to 41,891.53, 57,750.82 and 33,318.49 is: 45,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,891.53 : 57,750.82 = 33,318.49 : x
  2. Step 2: Convert to fraction form
    41,891.53/57,750.82 = 33,318.49/x
  3. Step 3: Cross multiply
    41,891.53x = 57,750.82 × 33,318.49
  4. Step 4: Simplify right side
    41,891.53x = 1,924,170,118.66
  5. Step 5: Solve for x
    x = 1,924,170,118.66/41,891.53
  6. Step 6: Final answer
    x = 45,932.20

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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.