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Finding the Fourth Proportional to 33,695.72, 50,548.64 and 10,891.96

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Solution

The fourth proportional to 33,695.72, 50,548.64 and 10,891.96 is: 16,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,695.72 : 50,548.64 = 10,891.96 : x
  2. Step 2: Convert to fraction form
    33,695.72/50,548.64 = 10,891.96/x
  3. Step 3: Cross multiply
    33,695.72x = 50,548.64 × 10,891.96
  4. Step 4: Simplify right side
    33,695.72x = 550,573,764.93
  5. Step 5: Solve for x
    x = 550,573,764.93/33,695.72
  6. Step 6: Final answer
    x = 16,339.58

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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.