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Finding the Fourth Proportional to 33,494.64, 50,241.96 and 19,636.08

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Solution

The fourth proportional to 33,494.64, 50,241.96 and 19,636.08 is: 29,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,494.64 : 50,241.96 = 19,636.08 : x
  2. Step 2: Convert to fraction form
    33,494.64/50,241.96 = 19,636.08/x
  3. Step 3: Cross multiply
    33,494.64x = 50,241.96 × 19,636.08
  4. Step 4: Simplify right side
    33,494.64x = 986,555,145.92
  5. Step 5: Solve for x
    x = 986,555,145.92/33,494.64
  6. Step 6: Final answer
    x = 29,454.12

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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.