Home / 57,731.68-79,671.96-32,581.12

Finding the Fourth Proportional to 57,731.68, 79,671.96 and 32,581.12

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Solution

The fourth proportional to 57,731.68, 79,671.96 and 32,581.12 is: 44,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,731.68 : 79,671.96 = 32,581.12 : x
  2. Step 2: Convert to fraction form
    57,731.68/79,671.96 = 32,581.12/x
  3. Step 3: Cross multiply
    57,731.68x = 79,671.96 × 32,581.12
  4. Step 4: Simplify right side
    57,731.68x = 2,595,801,689.40
  5. Step 5: Solve for x
    x = 2,595,801,689.40/57,731.68
  6. Step 6: Final answer
    x = 44,963.21

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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.