Home / 15,199.11-22,799.01-12,081.27

Finding the Fourth Proportional to 15,199.11, 22,799.01 and 12,081.27

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Solution

The fourth proportional to 15,199.11, 22,799.01 and 12,081.27 is: 18,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199.11 : 22,799.01 = 12,081.27 : x
  2. Step 2: Convert to fraction form
    15,199.11/22,799.01 = 12,081.27/x
  3. Step 3: Cross multiply
    15,199.11x = 22,799.01 × 12,081.27
  4. Step 4: Simplify right side
    15,199.11x = 275,440,995.54
  5. Step 5: Solve for x
    x = 275,440,995.54/15,199.11
  6. Step 6: Final answer
    x = 18,122.18

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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.