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Finding the Fourth Proportional to 16,797.26, 25,194.97 and 5,109.56

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Solution

The fourth proportional to 16,797.26, 25,194.97 and 5,109.56 is: 7,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797.26 : 25,194.97 = 5,109.56 : x
  2. Step 2: Convert to fraction form
    16,797.26/25,194.97 = 5,109.56/x
  3. Step 3: Cross multiply
    16,797.26x = 25,194.97 × 5,109.56
  4. Step 4: Simplify right side
    16,797.26x = 128,735,261.13
  5. Step 5: Solve for x
    x = 128,735,261.13/16,797.26
  6. Step 6: Final answer
    x = 7,664.07

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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.