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Finding the Fourth Proportional to 33,247.44, 49,879.31 and 9,873.90

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Solution

The fourth proportional to 33,247.44, 49,879.31 and 9,873.90 is: 14,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.44 : 49,879.31 = 9,873.90 : x
  2. Step 2: Convert to fraction form
    33,247.44/49,879.31 = 9,873.90/x
  3. Step 3: Cross multiply
    33,247.44x = 49,879.31 × 9,873.90
  4. Step 4: Simplify right side
    33,247.44x = 492,503,269.64
  5. Step 5: Solve for x
    x = 492,503,269.64/33,247.44
  6. Step 6: Final answer
    x = 14,813.27

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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.