Home / 33,877.89-50,819.96-8,918.07

Finding the Fourth Proportional to 33,877.89, 50,819.96 and 8,918.07

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Solution

The fourth proportional to 33,877.89, 50,819.96 and 8,918.07 is: 13,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,877.89 : 50,819.96 = 8,918.07 : x
  2. Step 2: Convert to fraction form
    33,877.89/50,819.96 = 8,918.07/x
  3. Step 3: Cross multiply
    33,877.89x = 50,819.96 × 8,918.07
  4. Step 4: Simplify right side
    33,877.89x = 453,215,982.97
  5. Step 5: Solve for x
    x = 453,215,982.97/33,877.89
  6. Step 6: Final answer
    x = 13,377.93

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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.