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Finding the Fourth Proportional to 33,251.13, 49,866.98 and 27,393.21

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Solution

The fourth proportional to 33,251.13, 49,866.98 and 27,393.21 is: 41,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.13 : 49,866.98 = 27,393.21 : x
  2. Step 2: Convert to fraction form
    33,251.13/49,866.98 = 27,393.21/x
  3. Step 3: Cross multiply
    33,251.13x = 49,866.98 × 27,393.21
  4. Step 4: Simplify right side
    33,251.13x = 1,366,016,518.24
  5. Step 5: Solve for x
    x = 1,366,016,518.24/33,251.13
  6. Step 6: Final answer
    x = 41,081.81

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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.