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Finding the Fourth Proportional to 33,249.78, 49,875.12 and 11,063.16

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Solution

The fourth proportional to 33,249.78, 49,875.12 and 11,063.16 is: 16,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,249.78 : 49,875.12 = 11,063.16 : x
  2. Step 2: Convert to fraction form
    33,249.78/49,875.12 = 11,063.16/x
  3. Step 3: Cross multiply
    33,249.78x = 49,875.12 × 11,063.16
  4. Step 4: Simplify right side
    33,249.78x = 551,776,432.58
  5. Step 5: Solve for x
    x = 551,776,432.58/33,249.78
  6. Step 6: Final answer
    x = 16,594.89

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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.