Home / 37,191.38-55,775.22-12,225.65

Finding the Fourth Proportional to 37,191.38, 55,775.22 and 12,225.65

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Solution

The fourth proportional to 37,191.38, 55,775.22 and 12,225.65 is: 18,334.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.38 : 55,775.22 = 12,225.65 : x
  2. Step 2: Convert to fraction form
    37,191.38/55,775.22 = 12,225.65/x
  3. Step 3: Cross multiply
    37,191.38x = 55,775.22 × 12,225.65
  4. Step 4: Simplify right side
    37,191.38x = 681,888,318.39
  5. Step 5: Solve for x
    x = 681,888,318.39/37,191.38
  6. Step 6: Final answer
    x = 18,334.58

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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.