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Finding the Fourth Proportional to 22,513.29, 33,751.65 and 9,375.48

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Solution

The fourth proportional to 22,513.29, 33,751.65 and 9,375.48 is: 14,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513.29 : 33,751.65 = 9,375.48 : x
  2. Step 2: Convert to fraction form
    22,513.29/33,751.65 = 9,375.48/x
  3. Step 3: Cross multiply
    22,513.29x = 33,751.65 × 9,375.48
  4. Step 4: Simplify right side
    22,513.29x = 316,437,919.54
  5. Step 5: Solve for x
    x = 316,437,919.54/22,513.29
  6. Step 6: Final answer
    x = 14,055.61

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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.