Home / 36,815.18-55,227.98-11,849.42

Finding the Fourth Proportional to 36,815.18, 55,227.98 and 11,849.42

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Solution

The fourth proportional to 36,815.18, 55,227.98 and 11,849.42 is: 17,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,815.18 : 55,227.98 = 11,849.42 : x
  2. Step 2: Convert to fraction form
    36,815.18/55,227.98 = 11,849.42/x
  3. Step 3: Cross multiply
    36,815.18x = 55,227.98 × 11,849.42
  4. Step 4: Simplify right side
    36,815.18x = 654,419,530.77
  5. Step 5: Solve for x
    x = 654,419,530.77/36,815.18
  6. Step 6: Final answer
    x = 17,775.81

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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.