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Finding the Fourth Proportional to 22,602.42, 33,910.11 and 8,752.50

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Solution

The fourth proportional to 22,602.42, 33,910.11 and 8,752.50 is: 13,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602.42 : 33,910.11 = 8,752.50 : x
  2. Step 2: Convert to fraction form
    22,602.42/33,910.11 = 8,752.50/x
  3. Step 3: Cross multiply
    22,602.42x = 33,910.11 × 8,752.50
  4. Step 4: Simplify right side
    22,602.42x = 296,798,237.78
  5. Step 5: Solve for x
    x = 296,798,237.78/22,602.42
  6. Step 6: Final answer
    x = 13,131.26

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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.