Home / 36,640.05-54,968.75-29,171.85

Finding the Fourth Proportional to 36,640.05, 54,968.75 and 29,171.85

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Solution

The fourth proportional to 36,640.05, 54,968.75 and 29,171.85 is: 43,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.05 : 54,968.75 = 29,171.85 : x
  2. Step 2: Convert to fraction form
    36,640.05/54,968.75 = 29,171.85/x
  3. Step 3: Cross multiply
    36,640.05x = 54,968.75 × 29,171.85
  4. Step 4: Simplify right side
    36,640.05x = 1,603,539,983.83
  5. Step 5: Solve for x
    x = 1,603,539,983.83/36,640.05
  6. Step 6: Final answer
    x = 43,764.68

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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.