Home / 25,696.82-38,537.01-8,162.55

Finding the Fourth Proportional to 25,696.82, 38,537.01 and 8,162.55

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Solution

The fourth proportional to 25,696.82, 38,537.01 and 8,162.55 is: 12,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.82 : 38,537.01 = 8,162.55 : x
  2. Step 2: Convert to fraction form
    25,696.82/38,537.01 = 8,162.55/x
  3. Step 3: Cross multiply
    25,696.82x = 38,537.01 × 8,162.55
  4. Step 4: Simplify right side
    25,696.82x = 314,560,270.98
  5. Step 5: Solve for x
    x = 314,560,270.98/25,696.82
  6. Step 6: Final answer
    x = 12,241.22

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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.