Home / 27,834.44-41,743.45-8,106.78

Finding the Fourth Proportional to 27,834.44, 41,743.45 and 8,106.78

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Solution

The fourth proportional to 27,834.44, 41,743.45 and 8,106.78 is: 12,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.44 : 41,743.45 = 8,106.78 : x
  2. Step 2: Convert to fraction form
    27,834.44/41,743.45 = 8,106.78/x
  3. Step 3: Cross multiply
    27,834.44x = 41,743.45 × 8,106.78
  4. Step 4: Simplify right side
    27,834.44x = 338,405,132.26
  5. Step 5: Solve for x
    x = 338,405,132.26/27,834.44
  6. Step 6: Final answer
    x = 12,157.79

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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.