Home / 41,890-62,835-10,725.25

Finding the Fourth Proportional to 41,890, 62,835 and 10,725.25

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Solution

The fourth proportional to 41,890, 62,835 and 10,725.25 is: 16,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,890 : 62,835 = 10,725.25 : x
  2. Step 2: Convert to fraction form
    41,890/62,835 = 10,725.25/x
  3. Step 3: Cross multiply
    41,890x = 62,835 × 10,725.25
  4. Step 4: Simplify right side
    41,890x = 673,921,083.75
  5. Step 5: Solve for x
    x = 673,921,083.75/41,890
  6. Step 6: Final answer
    x = 16,087.88

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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.