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Finding the Fourth Proportional to 33,266.94, 49,899.78 and 11,081.94

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Solution

The fourth proportional to 33,266.94, 49,899.78 and 11,081.94 is: 16,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,266.94 : 49,899.78 = 11,081.94 : x
  2. Step 2: Convert to fraction form
    33,266.94/49,899.78 = 11,081.94/x
  3. Step 3: Cross multiply
    33,266.94x = 49,899.78 × 11,081.94
  4. Step 4: Simplify right side
    33,266.94x = 552,986,367.97
  5. Step 5: Solve for x
    x = 552,986,367.97/33,266.94
  6. Step 6: Final answer
    x = 16,622.70

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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.