Home / 22,250.22-33,357.51-11,151.21

Finding the Fourth Proportional to 22,250.22, 33,357.51 and 11,151.21

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Solution

The fourth proportional to 22,250.22, 33,357.51 and 11,151.21 is: 16,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,250.22 : 33,357.51 = 11,151.21 : x
  2. Step 2: Convert to fraction form
    22,250.22/33,357.51 = 11,151.21/x
  3. Step 3: Cross multiply
    22,250.22x = 33,357.51 × 11,151.21
  4. Step 4: Simplify right side
    22,250.22x = 371,976,599.09
  5. Step 5: Solve for x
    x = 371,976,599.09/22,250.22
  6. Step 6: Final answer
    x = 16,717.88

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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.