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Finding the Fourth Proportional to 33,871.80, 50,811.08 and 11,682.24

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Solution

The fourth proportional to 33,871.80, 50,811.08 and 11,682.24 is: 17,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.80 : 50,811.08 = 11,682.24 : x
  2. Step 2: Convert to fraction form
    33,871.80/50,811.08 = 11,682.24/x
  3. Step 3: Cross multiply
    33,871.80x = 50,811.08 × 11,682.24
  4. Step 4: Simplify right side
    33,871.80x = 593,587,231.22
  5. Step 5: Solve for x
    x = 593,587,231.22/33,871.80
  6. Step 6: Final answer
    x = 17,524.53

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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.