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Finding the Fourth Proportional to 22,602.88, 33,904.32 and 8,751.88

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Solution

The fourth proportional to 22,602.88, 33,904.32 and 8,751.88 is: 13,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602.88 : 33,904.32 = 8,751.88 : x
  2. Step 2: Convert to fraction form
    22,602.88/33,904.32 = 8,751.88/x
  3. Step 3: Cross multiply
    22,602.88x = 33,904.32 × 8,751.88
  4. Step 4: Simplify right side
    22,602.88x = 296,726,540.12
  5. Step 5: Solve for x
    x = 296,726,540.12/22,602.88
  6. Step 6: Final answer
    x = 13,127.82

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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.