Home / 57,641.38-79,545.25-32,149.40

Finding the Fourth Proportional to 57,641.38, 79,545.25 and 32,149.40

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Solution

The fourth proportional to 57,641.38, 79,545.25 and 32,149.40 is: 44,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.38 : 79,545.25 = 32,149.40 : x
  2. Step 2: Convert to fraction form
    57,641.38/79,545.25 = 32,149.40/x
  3. Step 3: Cross multiply
    57,641.38x = 79,545.25 × 32,149.40
  4. Step 4: Simplify right side
    57,641.38x = 2,557,331,501.88
  5. Step 5: Solve for x
    x = 2,557,331,501.88/57,641.38
  6. Step 6: Final answer
    x = 44,366.24

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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.