Home / 15,261.75-22,894.38-5,401.89

Finding the Fourth Proportional to 15,261.75, 22,894.38 and 5,401.89

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Solution

The fourth proportional to 15,261.75, 22,894.38 and 5,401.89 is: 8,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.75 : 22,894.38 = 5,401.89 : x
  2. Step 2: Convert to fraction form
    15,261.75/22,894.38 = 5,401.89/x
  3. Step 3: Cross multiply
    15,261.75x = 22,894.38 × 5,401.89
  4. Step 4: Simplify right side
    15,261.75x = 123,672,922.38
  5. Step 5: Solve for x
    x = 123,672,922.38/15,261.75
  6. Step 6: Final answer
    x = 8,103.46

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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.