Home / 57,131.15-85,715.82-27,545.49

Finding the Fourth Proportional to 57,131.15, 85,715.82 and 27,545.49

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Solution

The fourth proportional to 57,131.15, 85,715.82 and 27,545.49 is: 41,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,131.15 : 85,715.82 = 27,545.49 : x
  2. Step 2: Convert to fraction form
    57,131.15/85,715.82 = 27,545.49/x
  3. Step 3: Cross multiply
    57,131.15x = 85,715.82 × 27,545.49
  4. Step 4: Simplify right side
    57,131.15x = 2,361,084,262.65
  5. Step 5: Solve for x
    x = 2,361,084,262.65/57,131.15
  6. Step 6: Final answer
    x = 41,327.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.