Home / 36,658.38-54,995.78-11,699.85

Finding the Fourth Proportional to 36,658.38, 54,995.78 and 11,699.85

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Solution

The fourth proportional to 36,658.38, 54,995.78 and 11,699.85 is: 17,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,658.38 : 54,995.78 = 11,699.85 : x
  2. Step 2: Convert to fraction form
    36,658.38/54,995.78 = 11,699.85/x
  3. Step 3: Cross multiply
    36,658.38x = 54,995.78 × 11,699.85
  4. Step 4: Simplify right side
    36,658.38x = 643,442,376.63
  5. Step 5: Solve for x
    x = 643,442,376.63/36,658.38
  6. Step 6: Final answer
    x = 17,552.40

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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.