Home / 27,112.20-40,668.30-9,583.80

Finding the Fourth Proportional to 27,112.20, 40,668.30 and 9,583.80

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Solution

The fourth proportional to 27,112.20, 40,668.30 and 9,583.80 is: 14,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.20 : 40,668.30 = 9,583.80 : x
  2. Step 2: Convert to fraction form
    27,112.20/40,668.30 = 9,583.80/x
  3. Step 3: Cross multiply
    27,112.20x = 40,668.30 × 9,583.80
  4. Step 4: Simplify right side
    27,112.20x = 389,756,853.54
  5. Step 5: Solve for x
    x = 389,756,853.54/27,112.20
  6. Step 6: Final answer
    x = 14,375.70

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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.