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Finding the Fourth Proportional to 17,278.53, 25,914.03 and 6,745.16

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Solution

The fourth proportional to 17,278.53, 25,914.03 and 6,745.16 is: 10,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.53 : 25,914.03 = 6,745.16 : x
  2. Step 2: Convert to fraction form
    17,278.53/25,914.03 = 6,745.16/x
  3. Step 3: Cross multiply
    17,278.53x = 25,914.03 × 6,745.16
  4. Step 4: Simplify right side
    17,278.53x = 174,794,278.59
  5. Step 5: Solve for x
    x = 174,794,278.59/17,278.53
  6. Step 6: Final answer
    x = 10,116.27

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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.