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Finding the Fourth Proportional to 41,606, 62,409 and 13,904

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Solution

The fourth proportional to 41,606, 62,409 and 13,904 is: 20,856

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,606 : 62,409 = 13,904 : x
  2. Step 2: Convert to fraction form
    41,606/62,409 = 13,904/x
  3. Step 3: Cross multiply
    41,606x = 62,409 × 13,904
  4. Step 4: Simplify right side
    41,606x = 867,734,736
  5. Step 5: Solve for x
    x = 867,734,736/41,606
  6. Step 6: Final answer
    x = 20,856

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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.