Home / 13,229.96-19,849.52-8,805.38

Finding the Fourth Proportional to 13,229.96, 19,849.52 and 8,805.38

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Solution

The fourth proportional to 13,229.96, 19,849.52 and 8,805.38 is: 13,211.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229.96 : 19,849.52 = 8,805.38 : x
  2. Step 2: Convert to fraction form
    13,229.96/19,849.52 = 8,805.38/x
  3. Step 3: Cross multiply
    13,229.96x = 19,849.52 × 8,805.38
  4. Step 4: Simplify right side
    13,229.96x = 174,782,566.42
  5. Step 5: Solve for x
    x = 174,782,566.42/13,229.96
  6. Step 6: Final answer
    x = 13,211.12

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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.