Home / 20,233-27,925.38-11,401

Finding the Fourth Proportional to 20,233, 27,925.38 and 11,401

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Solution

The fourth proportional to 20,233, 27,925.38 and 11,401 is: 15,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233 : 27,925.38 = 11,401 : x
  2. Step 2: Convert to fraction form
    20,233/27,925.38 = 11,401/x
  3. Step 3: Cross multiply
    20,233x = 27,925.38 × 11,401
  4. Step 4: Simplify right side
    20,233x = 318,377,257.38
  5. Step 5: Solve for x
    x = 318,377,257.38/20,233
  6. Step 6: Final answer
    x = 15,735.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.