Home / 12,229.13-18,343.05-3,464.07

Finding the Fourth Proportional to 12,229.13, 18,343.05 and 3,464.07

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Solution

The fourth proportional to 12,229.13, 18,343.05 and 3,464.07 is: 5,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229.13 : 18,343.05 = 3,464.07 : x
  2. Step 2: Convert to fraction form
    12,229.13/18,343.05 = 3,464.07/x
  3. Step 3: Cross multiply
    12,229.13x = 18,343.05 × 3,464.07
  4. Step 4: Simplify right side
    12,229.13x = 63,541,609.21
  5. Step 5: Solve for x
    x = 63,541,609.21/12,229.13
  6. Step 6: Final answer
    x = 5,195.92

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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.