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Finding the Fourth Proportional to 22,451.44, 33,678.48 and 9,304.80

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Solution

The fourth proportional to 22,451.44, 33,678.48 and 9,304.80 is: 13,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,451.44 : 33,678.48 = 9,304.80 : x
  2. Step 2: Convert to fraction form
    22,451.44/33,678.48 = 9,304.80/x
  3. Step 3: Cross multiply
    22,451.44x = 33,678.48 × 9,304.80
  4. Step 4: Simplify right side
    22,451.44x = 313,371,520.70
  5. Step 5: Solve for x
    x = 313,371,520.70/22,451.44
  6. Step 6: Final answer
    x = 13,957.75

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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.