Home / 37,190.12-55,786.97-12,229.62

Finding the Fourth Proportional to 37,190.12, 55,786.97 and 12,229.62

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Solution

The fourth proportional to 37,190.12, 55,786.97 and 12,229.62 is: 18,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.12 : 55,786.97 = 12,229.62 : x
  2. Step 2: Convert to fraction form
    37,190.12/55,786.97 = 12,229.62/x
  3. Step 3: Cross multiply
    37,190.12x = 55,786.97 × 12,229.62
  4. Step 4: Simplify right side
    37,190.12x = 682,253,195.69
  5. Step 5: Solve for x
    x = 682,253,195.69/37,190.12
  6. Step 6: Final answer
    x = 18,345.01

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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.