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Finding the Fourth Proportional to 17,066.57, 25,610.80 and 8,296.70

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Solution

The fourth proportional to 17,066.57, 25,610.80 and 8,296.70 is: 12,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,066.57 : 25,610.80 = 8,296.70 : x
  2. Step 2: Convert to fraction form
    17,066.57/25,610.80 = 8,296.70/x
  3. Step 3: Cross multiply
    17,066.57x = 25,610.80 × 8,296.70
  4. Step 4: Simplify right side
    17,066.57x = 212,485,124.36
  5. Step 5: Solve for x
    x = 212,485,124.36/17,066.57
  6. Step 6: Final answer
    x = 12,450.37

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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.