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Finding the Fourth Proportional to 22,538, 33,799.81 and 7,743.35

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Solution

The fourth proportional to 22,538, 33,799.81 and 7,743.35 is: 11,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,538 : 33,799.81 = 7,743.35 : x
  2. Step 2: Convert to fraction form
    22,538/33,799.81 = 7,743.35/x
  3. Step 3: Cross multiply
    22,538x = 33,799.81 × 7,743.35
  4. Step 4: Simplify right side
    22,538x = 261,723,758.76
  5. Step 5: Solve for x
    x = 261,723,758.76/22,538
  6. Step 6: Final answer
    x = 11,612.55

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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.