Home / 18,541.33-27,747.33-15,170.62

Finding the Fourth Proportional to 18,541.33, 27,747.33 and 15,170.62

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Solution

The fourth proportional to 18,541.33, 27,747.33 and 15,170.62 is: 22,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.33 : 27,747.33 = 15,170.62 : x
  2. Step 2: Convert to fraction form
    18,541.33/27,747.33 = 15,170.62/x
  3. Step 3: Cross multiply
    18,541.33x = 27,747.33 × 15,170.62
  4. Step 4: Simplify right side
    18,541.33x = 420,944,199.44
  5. Step 5: Solve for x
    x = 420,944,199.44/18,541.33
  6. Step 6: Final answer
    x = 22,703.02

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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.