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Finding the Fourth Proportional to 33,247.78, 49,879.80 and 11,061.10

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Solution

The fourth proportional to 33,247.78, 49,879.80 and 11,061.10 is: 16,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.78 : 49,879.80 = 11,061.10 : x
  2. Step 2: Convert to fraction form
    33,247.78/49,879.80 = 11,061.10/x
  3. Step 3: Cross multiply
    33,247.78x = 49,879.80 × 11,061.10
  4. Step 4: Simplify right side
    33,247.78x = 551,725,455.78
  5. Step 5: Solve for x
    x = 551,725,455.78/33,247.78
  6. Step 6: Final answer
    x = 16,594.35

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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.