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Finding the Fourth Proportional to 23,998.80, 35,981.12 and 9,195.20

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Solution

The fourth proportional to 23,998.80, 35,981.12 and 9,195.20 is: 13,786.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.80 : 35,981.12 = 9,195.20 : x
  2. Step 2: Convert to fraction form
    23,998.80/35,981.12 = 9,195.20/x
  3. Step 3: Cross multiply
    23,998.80x = 35,981.12 × 9,195.20
  4. Step 4: Simplify right side
    23,998.80x = 330,853,594.62
  5. Step 5: Solve for x
    x = 330,853,594.62/23,998.80
  6. Step 6: Final answer
    x = 13,786.26

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Similar ratio
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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.