Home / 12,301.05-18,452.49-3,536.65

Finding the Fourth Proportional to 12,301.05, 18,452.49 and 3,536.65

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Solution

The fourth proportional to 12,301.05, 18,452.49 and 3,536.65 is: 5,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.05 : 18,452.49 = 3,536.65 : x
  2. Step 2: Convert to fraction form
    12,301.05/18,452.49 = 3,536.65/x
  3. Step 3: Cross multiply
    12,301.05x = 18,452.49 × 3,536.65
  4. Step 4: Simplify right side
    12,301.05x = 65,259,998.76
  5. Step 5: Solve for x
    x = 65,259,998.76/12,301.05
  6. Step 6: Final answer
    x = 5,305.24

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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.