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Finding the Fourth Proportional to 33,872.58, 50,794.16 and 18,074.09

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Solution

The fourth proportional to 33,872.58, 50,794.16 and 18,074.09 is: 27,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,872.58 : 50,794.16 = 18,074.09 : x
  2. Step 2: Convert to fraction form
    33,872.58/50,794.16 = 18,074.09/x
  3. Step 3: Cross multiply
    33,872.58x = 50,794.16 × 18,074.09
  4. Step 4: Simplify right side
    33,872.58x = 918,058,219.31
  5. Step 5: Solve for x
    x = 918,058,219.31/33,872.58
  6. Step 6: Final answer
    x = 27,103.29

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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.