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Finding the Fourth Proportional to 22,388.84, 33,582.86 and 9,067.88

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Solution

The fourth proportional to 22,388.84, 33,582.86 and 9,067.88 is: 13,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,388.84 : 33,582.86 = 9,067.88 : x
  2. Step 2: Convert to fraction form
    22,388.84/33,582.86 = 9,067.88/x
  3. Step 3: Cross multiply
    22,388.84x = 33,582.86 × 9,067.88
  4. Step 4: Simplify right side
    22,388.84x = 304,525,344.54
  5. Step 5: Solve for x
    x = 304,525,344.54/22,388.84
  6. Step 6: Final answer
    x = 13,601.66

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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.