Home / 57,531.50-79,397.79-32,380.46

Finding the Fourth Proportional to 57,531.50, 79,397.79 and 32,380.46

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Solution

The fourth proportional to 57,531.50, 79,397.79 and 32,380.46 is: 44,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,531.50 : 79,397.79 = 32,380.46 : x
  2. Step 2: Convert to fraction form
    57,531.50/79,397.79 = 32,380.46/x
  3. Step 3: Cross multiply
    57,531.50x = 79,397.79 × 32,380.46
  4. Step 4: Simplify right side
    57,531.50x = 2,570,936,963.18
  5. Step 5: Solve for x
    x = 2,570,936,963.18/57,531.50
  6. Step 6: Final answer
    x = 44,687.47

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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.