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Finding the Fourth Proportional to 22,062.88, 33,100.49 and 8,924.47

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Solution

The fourth proportional to 22,062.88, 33,100.49 and 8,924.47 is: 13,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,062.88 : 33,100.49 = 8,924.47 : x
  2. Step 2: Convert to fraction form
    22,062.88/33,100.49 = 8,924.47/x
  3. Step 3: Cross multiply
    22,062.88x = 33,100.49 × 8,924.47
  4. Step 4: Simplify right side
    22,062.88x = 295,404,329.99
  5. Step 5: Solve for x
    x = 295,404,329.99/22,062.88
  6. Step 6: Final answer
    x = 13,389.20

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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.