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Finding the Fourth Proportional to 17,208.11, 25,794.71 and 11,662.01

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Solution

The fourth proportional to 17,208.11, 25,794.71 and 11,662.01 is: 17,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.11 : 25,794.71 = 11,662.01 : x
  2. Step 2: Convert to fraction form
    17,208.11/25,794.71 = 11,662.01/x
  3. Step 3: Cross multiply
    17,208.11x = 25,794.71 × 11,662.01
  4. Step 4: Simplify right side
    17,208.11x = 300,818,119.15
  5. Step 5: Solve for x
    x = 300,818,119.15/17,208.11
  6. Step 6: Final answer
    x = 17,481.18

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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.