Home / 15,231.20-22,851.12-9,233.96

Finding the Fourth Proportional to 15,231.20, 22,851.12 and 9,233.96

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Solution

The fourth proportional to 15,231.20, 22,851.12 and 9,233.96 is: 13,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.20 : 22,851.12 = 9,233.96 : x
  2. Step 2: Convert to fraction form
    15,231.20/22,851.12 = 9,233.96/x
  3. Step 3: Cross multiply
    15,231.20x = 22,851.12 × 9,233.96
  4. Step 4: Simplify right side
    15,231.20x = 211,006,328.04
  5. Step 5: Solve for x
    x = 211,006,328.04/15,231.20
  6. Step 6: Final answer
    x = 13,853.56

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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.