Home / 15,013.22-22,524.69-7,221.02

Finding the Fourth Proportional to 15,013.22, 22,524.69 and 7,221.02

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Solution

The fourth proportional to 15,013.22, 22,524.69 and 7,221.02 is: 10,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.22 : 22,524.69 = 7,221.02 : x
  2. Step 2: Convert to fraction form
    15,013.22/22,524.69 = 7,221.02/x
  3. Step 3: Cross multiply
    15,013.22x = 22,524.69 × 7,221.02
  4. Step 4: Simplify right side
    15,013.22x = 162,651,236.98
  5. Step 5: Solve for x
    x = 162,651,236.98/15,013.22
  6. Step 6: Final answer
    x = 10,833.87

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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.