Home / 25,408.72-38,126.09-12,096.77

Finding the Fourth Proportional to 25,408.72, 38,126.09 and 12,096.77

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Solution

The fourth proportional to 25,408.72, 38,126.09 and 12,096.77 is: 18,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,408.72 : 38,126.09 = 12,096.77 : x
  2. Step 2: Convert to fraction form
    25,408.72/38,126.09 = 12,096.77/x
  3. Step 3: Cross multiply
    25,408.72x = 38,126.09 × 12,096.77
  4. Step 4: Simplify right side
    25,408.72x = 461,202,481.25
  5. Step 5: Solve for x
    x = 461,202,481.25/25,408.72
  6. Step 6: Final answer
    x = 18,151.35

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1.5x scale

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.