Home / 26,452.92-39,696.66-12,603

Finding the Fourth Proportional to 26,452.92, 39,696.66 and 12,603

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Solution

The fourth proportional to 26,452.92, 39,696.66 and 12,603 is: 18,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,452.92 : 39,696.66 = 12,603 : x
  2. Step 2: Convert to fraction form
    26,452.92/39,696.66 = 12,603/x
  3. Step 3: Cross multiply
    26,452.92x = 39,696.66 × 12,603
  4. Step 4: Simplify right side
    26,452.92x = 500,297,005.98
  5. Step 5: Solve for x
    x = 500,297,005.98/26,452.92
  6. Step 6: Final answer
    x = 18,912.73

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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.