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Finding the Fourth Proportional to 17,745.36, 26,620.44 and 14,054.44

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Solution

The fourth proportional to 17,745.36, 26,620.44 and 14,054.44 is: 21,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,745.36 : 26,620.44 = 14,054.44 : x
  2. Step 2: Convert to fraction form
    17,745.36/26,620.44 = 14,054.44/x
  3. Step 3: Cross multiply
    17,745.36x = 26,620.44 × 14,054.44
  4. Step 4: Simplify right side
    17,745.36x = 374,135,376.75
  5. Step 5: Solve for x
    x = 374,135,376.75/17,745.36
  6. Step 6: Final answer
    x = 21,083.56

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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.