Home / 22,387.38-33,556.15-11,304.15

Finding the Fourth Proportional to 22,387.38, 33,556.15 and 11,304.15

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Solution

The fourth proportional to 22,387.38, 33,556.15 and 11,304.15 is: 16,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,387.38 : 33,556.15 = 11,304.15 : x
  2. Step 2: Convert to fraction form
    22,387.38/33,556.15 = 11,304.15/x
  3. Step 3: Cross multiply
    22,387.38x = 33,556.15 × 11,304.15
  4. Step 4: Simplify right side
    22,387.38x = 379,323,753.02
  5. Step 5: Solve for x
    x = 379,323,753.02/22,387.38
  6. Step 6: Final answer
    x = 16,943.64

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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.