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Finding the Fourth Proportional to 33,605.35, 50,439.16 and 16,977.09

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Solution

The fourth proportional to 33,605.35, 50,439.16 and 16,977.09 is: 25,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,605.35 : 50,439.16 = 16,977.09 : x
  2. Step 2: Convert to fraction form
    33,605.35/50,439.16 = 16,977.09/x
  3. Step 3: Cross multiply
    33,605.35x = 50,439.16 × 16,977.09
  4. Step 4: Simplify right side
    33,605.35x = 856,310,273.72
  5. Step 5: Solve for x
    x = 856,310,273.72/33,605.35
  6. Step 6: Final answer
    x = 25,481.37

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1.5x scale

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.