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Finding the Fourth Proportional to 33,939, 50,966.01 and 22,113

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Solution

The fourth proportional to 33,939, 50,966.01 and 22,113 is: 33,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939 : 50,966.01 = 22,113 : x
  2. Step 2: Convert to fraction form
    33,939/50,966.01 = 22,113/x
  3. Step 3: Cross multiply
    33,939x = 50,966.01 × 22,113
  4. Step 4: Simplify right side
    33,939x = 1,127,011,379.13
  5. Step 5: Solve for x
    x = 1,127,011,379.13/33,939
  6. Step 6: Final answer
    x = 33,206.97

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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.