Home / 13,194.42-19,791.87-6,170.55

Finding the Fourth Proportional to 13,194.42, 19,791.87 and 6,170.55

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Solution

The fourth proportional to 13,194.42, 19,791.87 and 6,170.55 is: 9,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.42 : 19,791.87 = 6,170.55 : x
  2. Step 2: Convert to fraction form
    13,194.42/19,791.87 = 6,170.55/x
  3. Step 3: Cross multiply
    13,194.42x = 19,791.87 × 6,170.55
  4. Step 4: Simplify right side
    13,194.42x = 122,126,723.43
  5. Step 5: Solve for x
    x = 122,126,723.43/13,194.42
  6. Step 6: Final answer
    x = 9,255.94

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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.