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Finding the Fourth Proportional to 17,063.65, 25,540.73 and 9,146.44

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Solution

The fourth proportional to 17,063.65, 25,540.73 and 9,146.44 is: 13,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,063.65 : 25,540.73 = 9,146.44 : x
  2. Step 2: Convert to fraction form
    17,063.65/25,540.73 = 9,146.44/x
  3. Step 3: Cross multiply
    17,063.65x = 25,540.73 × 9,146.44
  4. Step 4: Simplify right side
    17,063.65x = 233,606,754.50
  5. Step 5: Solve for x
    x = 233,606,754.50/17,063.65
  6. Step 6: Final answer
    x = 13,690.32

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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.