Home / 33,108.75-45,690.97-18,002.42

Finding the Fourth Proportional to 33,108.75, 45,690.97 and 18,002.42

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Solution

The fourth proportional to 33,108.75, 45,690.97 and 18,002.42 is: 24,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,108.75 : 45,690.97 = 18,002.42 : x
  2. Step 2: Convert to fraction form
    33,108.75/45,690.97 = 18,002.42/x
  3. Step 3: Cross multiply
    33,108.75x = 45,690.97 × 18,002.42
  4. Step 4: Simplify right side
    33,108.75x = 822,548,032.15
  5. Step 5: Solve for x
    x = 822,548,032.15/33,108.75
  6. Step 6: Final answer
    x = 24,843.83

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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.