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Finding the Fourth Proportional to 13,956, 20,934 and 4,722

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Solution

The fourth proportional to 13,956, 20,934 and 4,722 is: 7,083

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956 : 20,934 = 4,722 : x
  2. Step 2: Convert to fraction form
    13,956/20,934 = 4,722/x
  3. Step 3: Cross multiply
    13,956x = 20,934 × 4,722
  4. Step 4: Simplify right side
    13,956x = 98,850,348
  5. Step 5: Solve for x
    x = 98,850,348/13,956
  6. Step 6: Final answer
    x = 7,083

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