Home / 25,408.98-38,107.32-10,609.86

Finding the Fourth Proportional to 25,408.98, 38,107.32 and 10,609.86

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Solution

The fourth proportional to 25,408.98, 38,107.32 and 10,609.86 is: 15,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,408.98 : 38,107.32 = 10,609.86 : x
  2. Step 2: Convert to fraction form
    25,408.98/38,107.32 = 10,609.86/x
  3. Step 3: Cross multiply
    25,408.98x = 38,107.32 × 10,609.86
  4. Step 4: Simplify right side
    25,408.98x = 404,313,330.18
  5. Step 5: Solve for x
    x = 404,313,330.18/25,408.98
  6. Step 6: Final answer
    x = 15,912.22

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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.