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Finding the Fourth Proportional to 17,697.82, 26,508.44 and 8,323.80

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Solution

The fourth proportional to 17,697.82, 26,508.44 and 8,323.80 is: 12,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,697.82 : 26,508.44 = 8,323.80 : x
  2. Step 2: Convert to fraction form
    17,697.82/26,508.44 = 8,323.80/x
  3. Step 3: Cross multiply
    17,697.82x = 26,508.44 × 8,323.80
  4. Step 4: Simplify right side
    17,697.82x = 220,650,973.68
  5. Step 5: Solve for x
    x = 220,650,973.68/17,697.82
  6. Step 6: Final answer
    x = 12,467.69

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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.