Home / 16,841.20-23,240.97-9,287.80

Finding the Fourth Proportional to 16,841.20, 23,240.97 and 9,287.80

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Solution

The fourth proportional to 16,841.20, 23,240.97 and 9,287.80 is: 12,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841.20 : 23,240.97 = 9,287.80 : x
  2. Step 2: Convert to fraction form
    16,841.20/23,240.97 = 9,287.80/x
  3. Step 3: Cross multiply
    16,841.20x = 23,240.97 × 9,287.80
  4. Step 4: Simplify right side
    16,841.20x = 215,857,481.17
  5. Step 5: Solve for x
    x = 215,857,481.17/16,841.20
  6. Step 6: Final answer
    x = 12,817.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.