Home / 41,859.82-62,790.22-12,278.25

Finding the Fourth Proportional to 41,859.82, 62,790.22 and 12,278.25

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Solution

The fourth proportional to 41,859.82, 62,790.22 and 12,278.25 is: 18,417.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,859.82 : 62,790.22 = 12,278.25 : x
  2. Step 2: Convert to fraction form
    41,859.82/62,790.22 = 12,278.25/x
  3. Step 3: Cross multiply
    41,859.82x = 62,790.22 × 12,278.25
  4. Step 4: Simplify right side
    41,859.82x = 770,954,018.72
  5. Step 5: Solve for x
    x = 770,954,018.72/41,859.82
  6. Step 6: Final answer
    x = 18,417.52

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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.