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Finding the Fourth Proportional to 22,194.47, 33,282.99 and 9,042.09

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Solution

The fourth proportional to 22,194.47, 33,282.99 and 9,042.09 is: 13,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,194.47 : 33,282.99 = 9,042.09 : x
  2. Step 2: Convert to fraction form
    22,194.47/33,282.99 = 9,042.09/x
  3. Step 3: Cross multiply
    22,194.47x = 33,282.99 × 9,042.09
  4. Step 4: Simplify right side
    22,194.47x = 300,947,791.05
  5. Step 5: Solve for x
    x = 300,947,791.05/22,194.47
  6. Step 6: Final answer
    x = 13,559.59

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1.5x scale

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.