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Finding the Fourth Proportional to 17,096.99, 25,642.92 and 5,408.69

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Solution

The fourth proportional to 17,096.99, 25,642.92 and 5,408.69 is: 8,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,096.99 : 25,642.92 = 5,408.69 : x
  2. Step 2: Convert to fraction form
    17,096.99/25,642.92 = 5,408.69/x
  3. Step 3: Cross multiply
    17,096.99x = 25,642.92 × 5,408.69
  4. Step 4: Simplify right side
    17,096.99x = 138,694,577.93
  5. Step 5: Solve for x
    x = 138,694,577.93/17,096.99
  6. Step 6: Final answer
    x = 8,112.22

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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.