Home / 41,860.32-62,790.97-12,278.75

Finding the Fourth Proportional to 41,860.32, 62,790.97 and 12,278.75

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Solution

The fourth proportional to 41,860.32, 62,790.97 and 12,278.75 is: 18,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,860.32 : 62,790.97 = 12,278.75 : x
  2. Step 2: Convert to fraction form
    41,860.32/62,790.97 = 12,278.75/x
  3. Step 3: Cross multiply
    41,860.32x = 62,790.97 × 12,278.75
  4. Step 4: Simplify right side
    41,860.32x = 770,994,278.24
  5. Step 5: Solve for x
    x = 770,994,278.24/41,860.32
  6. Step 6: Final answer
    x = 18,418.26

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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.