Home / 49,142.94-67,817.16-27,632.76

Finding the Fourth Proportional to 49,142.94, 67,817.16 and 27,632.76

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Solution

The fourth proportional to 49,142.94, 67,817.16 and 27,632.76 is: 38,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,142.94 : 67,817.16 = 27,632.76 : x
  2. Step 2: Convert to fraction form
    49,142.94/67,817.16 = 27,632.76/x
  3. Step 3: Cross multiply
    49,142.94x = 67,817.16 × 27,632.76
  4. Step 4: Simplify right side
    49,142.94x = 1,873,975,306.16
  5. Step 5: Solve for x
    x = 1,873,975,306.16/49,142.94
  6. Step 6: Final answer
    x = 38,133.15

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Half scale
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Double scale
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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.