Home / 47,914.54-66,115.92-27,771.28

Finding the Fourth Proportional to 47,914.54, 66,115.92 and 27,771.28

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Solution

The fourth proportional to 47,914.54, 66,115.92 and 27,771.28 is: 38,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,914.54 : 66,115.92 = 27,771.28 : x
  2. Step 2: Convert to fraction form
    47,914.54/66,115.92 = 27,771.28/x
  3. Step 3: Cross multiply
    47,914.54x = 66,115.92 × 27,771.28
  4. Step 4: Simplify right side
    47,914.54x = 1,836,123,726.78
  5. Step 5: Solve for x
    x = 1,836,123,726.78/47,914.54
  6. Step 6: Final answer
    x = 38,320.80

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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.