Home / 55,351.22-82,961.82-25,706.57

Finding the Fourth Proportional to 55,351.22, 82,961.82 and 25,706.57

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Solution

The fourth proportional to 55,351.22, 82,961.82 and 25,706.57 is: 38,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,351.22 : 82,961.82 = 25,706.57 : x
  2. Step 2: Convert to fraction form
    55,351.22/82,961.82 = 25,706.57/x
  3. Step 3: Cross multiply
    55,351.22x = 82,961.82 × 25,706.57
  4. Step 4: Simplify right side
    55,351.22x = 2,132,663,418.35
  5. Step 5: Solve for x
    x = 2,132,663,418.35/55,351.22
  6. Step 6: Final answer
    x = 38,529.66

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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.