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Finding the Fourth Proportional to 33,318.22, 49,977.26 and 8,694.22

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Solution

The fourth proportional to 33,318.22, 49,977.26 and 8,694.22 is: 13,041.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,318.22 : 49,977.26 = 8,694.22 : x
  2. Step 2: Convert to fraction form
    33,318.22/49,977.26 = 8,694.22/x
  3. Step 3: Cross multiply
    33,318.22x = 49,977.26 × 8,694.22
  4. Step 4: Simplify right side
    33,318.22x = 434,513,293.44
  5. Step 5: Solve for x
    x = 434,513,293.44/33,318.22
  6. Step 6: Final answer
    x = 13,041.31

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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.