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Finding the Fourth Proportional to 16,859.30, 25,296.33 and 9,059

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Solution

The fourth proportional to 16,859.30, 25,296.33 and 9,059 is: 13,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.30 : 25,296.33 = 9,059 : x
  2. Step 2: Convert to fraction form
    16,859.30/25,296.33 = 9,059/x
  3. Step 3: Cross multiply
    16,859.30x = 25,296.33 × 9,059
  4. Step 4: Simplify right side
    16,859.30x = 229,159,453.47
  5. Step 5: Solve for x
    x = 229,159,453.47/16,859.30
  6. Step 6: Final answer
    x = 13,592.47

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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.