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Finding the Fourth Proportional to 33,843.68, 50,770.96 and 11,651.60

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Solution

The fourth proportional to 33,843.68, 50,770.96 and 11,651.60 is: 17,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,843.68 : 50,770.96 = 11,651.60 : x
  2. Step 2: Convert to fraction form
    33,843.68/50,770.96 = 11,651.60/x
  3. Step 3: Cross multiply
    33,843.68x = 50,770.96 × 11,651.60
  4. Step 4: Simplify right side
    33,843.68x = 591,562,917.54
  5. Step 5: Solve for x
    x = 591,562,917.54/33,843.68
  6. Step 6: Final answer
    x = 17,479.27

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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.