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Finding the Fourth Proportional to 17,175.11, 25,729.11 and 11,837.33

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Solution

The fourth proportional to 17,175.11, 25,729.11 and 11,837.33 is: 17,732.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.11 : 25,729.11 = 11,837.33 : x
  2. Step 2: Convert to fraction form
    17,175.11/25,729.11 = 11,837.33/x
  3. Step 3: Cross multiply
    17,175.11x = 25,729.11 × 11,837.33
  4. Step 4: Simplify right side
    17,175.11x = 304,563,933.51
  5. Step 5: Solve for x
    x = 304,563,933.51/17,175.11
  6. Step 6: Final answer
    x = 17,732.87

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1.5x scale

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.