Home / 36,738-55,105.92-11,777.04

Finding the Fourth Proportional to 36,738, 55,105.92 and 11,777.04

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Solution

The fourth proportional to 36,738, 55,105.92 and 11,777.04 is: 17,665.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,738 : 55,105.92 = 11,777.04 : x
  2. Step 2: Convert to fraction form
    36,738/55,105.92 = 11,777.04/x
  3. Step 3: Cross multiply
    36,738x = 55,105.92 × 11,777.04
  4. Step 4: Simplify right side
    36,738x = 648,984,624.08
  5. Step 5: Solve for x
    x = 648,984,624.08/36,738
  6. Step 6: Final answer
    x = 17,665.21

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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.