Home / 33,079.70-45,650.04-17,972.42

Finding the Fourth Proportional to 33,079.70, 45,650.04 and 17,972.42

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Solution

The fourth proportional to 33,079.70, 45,650.04 and 17,972.42 is: 24,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.70 : 45,650.04 = 17,972.42 : x
  2. Step 2: Convert to fraction form
    33,079.70/45,650.04 = 17,972.42/x
  3. Step 3: Cross multiply
    33,079.70x = 45,650.04 × 17,972.42
  4. Step 4: Simplify right side
    33,079.70x = 820,441,691.90
  5. Step 5: Solve for x
    x = 820,441,691.90/33,079.70
  6. Step 6: Final answer
    x = 24,801.97

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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.