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Finding the Fourth Proportional to 33,881.91, 50,819.02 and 8,923.91

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Solution

The fourth proportional to 33,881.91, 50,819.02 and 8,923.91 is: 13,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,881.91 : 50,819.02 = 8,923.91 : x
  2. Step 2: Convert to fraction form
    33,881.91/50,819.02 = 8,923.91/x
  3. Step 3: Cross multiply
    33,881.91x = 50,819.02 × 8,923.91
  4. Step 4: Simplify right side
    33,881.91x = 453,504,573.65
  5. Step 5: Solve for x
    x = 453,504,573.65/33,881.91
  6. Step 6: Final answer
    x = 13,384.86

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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.