Home / 36,739.38-55,081.94-11,764.98

Finding the Fourth Proportional to 36,739.38, 55,081.94 and 11,764.98

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Solution

The fourth proportional to 36,739.38, 55,081.94 and 11,764.98 is: 17,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.38 : 55,081.94 = 11,764.98 : x
  2. Step 2: Convert to fraction form
    36,739.38/55,081.94 = 11,764.98/x
  3. Step 3: Cross multiply
    36,739.38x = 55,081.94 × 11,764.98
  4. Step 4: Simplify right side
    36,739.38x = 648,037,863.64
  5. Step 5: Solve for x
    x = 648,037,863.64/36,739.38
  6. Step 6: Final answer
    x = 17,638.78

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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.