Home / 41,778.54-62,680.82-13,698.81

Finding the Fourth Proportional to 41,778.54, 62,680.82 and 13,698.81

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Solution

The fourth proportional to 41,778.54, 62,680.82 and 13,698.81 is: 20,552.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,778.54 : 62,680.82 = 13,698.81 : x
  2. Step 2: Convert to fraction form
    41,778.54/62,680.82 = 13,698.81/x
  3. Step 3: Cross multiply
    41,778.54x = 62,680.82 × 13,698.81
  4. Step 4: Simplify right side
    41,778.54x = 858,652,575.33
  5. Step 5: Solve for x
    x = 858,652,575.33/41,778.54
  6. Step 6: Final answer
    x = 20,552.48

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1.5x scale

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.