Home / 39,727.49-54,766.19-27,753.66

Finding the Fourth Proportional to 39,727.49, 54,766.19 and 27,753.66

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Solution

The fourth proportional to 39,727.49, 54,766.19 and 27,753.66 is: 38,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,727.49 : 54,766.19 = 27,753.66 : x
  2. Step 2: Convert to fraction form
    39,727.49/54,766.19 = 27,753.66/x
  3. Step 3: Cross multiply
    39,727.49x = 54,766.19 × 27,753.66
  4. Step 4: Simplify right side
    39,727.49x = 1,519,962,286.14
  5. Step 5: Solve for x
    x = 1,519,962,286.14/39,727.49
  6. Step 6: Final answer
    x = 38,259.72

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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.