Home / 37,091.38-55,645.82-12,131.33

Finding the Fourth Proportional to 37,091.38, 55,645.82 and 12,131.33

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Solution

The fourth proportional to 37,091.38, 55,645.82 and 12,131.33 is: 18,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,091.38 : 55,645.82 = 12,131.33 : x
  2. Step 2: Convert to fraction form
    37,091.38/55,645.82 = 12,131.33/x
  3. Step 3: Cross multiply
    37,091.38x = 55,645.82 × 12,131.33
  4. Step 4: Simplify right side
    37,091.38x = 675,057,805.54
  5. Step 5: Solve for x
    x = 675,057,805.54/37,091.38
  6. Step 6: Final answer
    x = 18,199.86

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1.5x scale

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.