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Finding the Fourth Proportional to 33,998.63, 50,945.99 and 14,266.41

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Solution

The fourth proportional to 33,998.63, 50,945.99 and 14,266.41 is: 21,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,998.63 : 50,945.99 = 14,266.41 : x
  2. Step 2: Convert to fraction form
    33,998.63/50,945.99 = 14,266.41/x
  3. Step 3: Cross multiply
    33,998.63x = 50,945.99 × 14,266.41
  4. Step 4: Simplify right side
    33,998.63x = 726,816,309.86
  5. Step 5: Solve for x
    x = 726,816,309.86/33,998.63
  6. Step 6: Final answer
    x = 21,377.81

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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.