Home / 37,190.06-55,786.88-12,229.55

Finding the Fourth Proportional to 37,190.06, 55,786.88 and 12,229.55

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Solution

The fourth proportional to 37,190.06, 55,786.88 and 12,229.55 is: 18,344.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.06 : 55,786.88 = 12,229.55 : x
  2. Step 2: Convert to fraction form
    37,190.06/55,786.88 = 12,229.55/x
  3. Step 3: Cross multiply
    37,190.06x = 55,786.88 × 12,229.55
  4. Step 4: Simplify right side
    37,190.06x = 682,248,438.30
  5. Step 5: Solve for x
    x = 682,248,438.30/37,190.06
  6. Step 6: Final answer
    x = 18,344.91

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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.