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Finding the Fourth Proportional to 33,536.90, 50,305.16 and 8,576.90

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Solution

The fourth proportional to 33,536.90, 50,305.16 and 8,576.90 is: 12,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,536.90 : 50,305.16 = 8,576.90 : x
  2. Step 2: Convert to fraction form
    33,536.90/50,305.16 = 8,576.90/x
  3. Step 3: Cross multiply
    33,536.90x = 50,305.16 × 8,576.90
  4. Step 4: Simplify right side
    33,536.90x = 431,462,474.01
  5. Step 5: Solve for x
    x = 431,462,474.01/33,536.90
  6. Step 6: Final answer
    x = 12,865.31

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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.