Home / 22,017.06-33,042-8,869.56

Finding the Fourth Proportional to 22,017.06, 33,042 and 8,869.56

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Solution

The fourth proportional to 22,017.06, 33,042 and 8,869.56 is: 13,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.06 : 33,042 = 8,869.56 : x
  2. Step 2: Convert to fraction form
    22,017.06/33,042 = 8,869.56/x
  3. Step 3: Cross multiply
    22,017.06x = 33,042 × 8,869.56
  4. Step 4: Simplify right side
    22,017.06x = 293,068,001.52
  5. Step 5: Solve for x
    x = 293,068,001.52/22,017.06
  6. Step 6: Final answer
    x = 13,310.95

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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.