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Finding the Fourth Proportional to 17,168.60, 23,692.26 and 9,716.60

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Solution

The fourth proportional to 17,168.60, 23,692.26 and 9,716.60 is: 13,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.60 : 23,692.26 = 9,716.60 : x
  2. Step 2: Convert to fraction form
    17,168.60/23,692.26 = 9,716.60/x
  3. Step 3: Cross multiply
    17,168.60x = 23,692.26 × 9,716.60
  4. Step 4: Simplify right side
    17,168.60x = 230,208,213.52
  5. Step 5: Solve for x
    x = 230,208,213.52/17,168.60
  6. Step 6: Final answer
    x = 13,408.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.