Home / 41,110-61,665-13,408

Finding the Fourth Proportional to 41,110, 61,665 and 13,408

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Solution

The fourth proportional to 41,110, 61,665 and 13,408 is: 20,112

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,110 : 61,665 = 13,408 : x
  2. Step 2: Convert to fraction form
    41,110/61,665 = 13,408/x
  3. Step 3: Cross multiply
    41,110x = 61,665 × 13,408
  4. Step 4: Simplify right side
    41,110x = 826,804,320
  5. Step 5: Solve for x
    x = 826,804,320/41,110
  6. Step 6: Final answer
    x = 20,112

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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.