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Finding the Fourth Proportional to 17,662.12, 24,380.12 and 11,695.73

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Solution

The fourth proportional to 17,662.12, 24,380.12 and 11,695.73 is: 16,144.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,662.12 : 24,380.12 = 11,695.73 : x
  2. Step 2: Convert to fraction form
    17,662.12/24,380.12 = 11,695.73/x
  3. Step 3: Cross multiply
    17,662.12x = 24,380.12 × 11,695.73
  4. Step 4: Simplify right side
    17,662.12x = 285,143,208.23
  5. Step 5: Solve for x
    x = 285,143,208.23/17,662.12
  6. Step 6: Final answer
    x = 16,144.34

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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.