Home / 25,610.88-38,401.08-12,450

Finding the Fourth Proportional to 25,610.88, 38,401.08 and 12,450

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Solution

The fourth proportional to 25,610.88, 38,401.08 and 12,450 is: 18,667.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.88 : 38,401.08 = 12,450 : x
  2. Step 2: Convert to fraction form
    25,610.88/38,401.08 = 12,450/x
  3. Step 3: Cross multiply
    25,610.88x = 38,401.08 × 12,450
  4. Step 4: Simplify right side
    25,610.88x = 478,093,446
  5. Step 5: Solve for x
    x = 478,093,446/25,610.88
  6. Step 6: Final answer
    x = 18,667.59

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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.