Home / 26,401.92-39,596.40-8,871.36

Finding the Fourth Proportional to 26,401.92, 39,596.40 and 8,871.36

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Solution

The fourth proportional to 26,401.92, 39,596.40 and 8,871.36 is: 13,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.92 : 39,596.40 = 8,871.36 : x
  2. Step 2: Convert to fraction form
    26,401.92/39,596.40 = 8,871.36/x
  3. Step 3: Cross multiply
    26,401.92x = 39,596.40 × 8,871.36
  4. Step 4: Simplify right side
    26,401.92x = 351,273,919.10
  5. Step 5: Solve for x
    x = 351,273,919.10/26,401.92
  6. Step 6: Final answer
    x = 13,304.86

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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.