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Finding the Fourth Proportional to 17,104.17, 25,649.71 and 8,216.97

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Solution

The fourth proportional to 17,104.17, 25,649.71 and 8,216.97 is: 12,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,104.17 : 25,649.71 = 8,216.97 : x
  2. Step 2: Convert to fraction form
    17,104.17/25,649.71 = 8,216.97/x
  3. Step 3: Cross multiply
    17,104.17x = 25,649.71 × 8,216.97
  4. Step 4: Simplify right side
    17,104.17x = 210,762,769.33
  5. Step 5: Solve for x
    x = 210,762,769.33/17,104.17
  6. Step 6: Final answer
    x = 12,322.30

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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.