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Finding the Fourth Proportional to 53,942.76, 80,914.14 and 18,874.22

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Solution

The fourth proportional to 53,942.76, 80,914.14 and 18,874.22 is: 28,311.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.76 : 80,914.14 = 18,874.22 : x
  2. Step 2: Convert to fraction form
    53,942.76/80,914.14 = 18,874.22/x
  3. Step 3: Cross multiply
    53,942.76x = 80,914.14 × 18,874.22
  4. Step 4: Simplify right side
    53,942.76x = 1,527,190,874.90
  5. Step 5: Solve for x
    x = 1,527,190,874.90/53,942.76
  6. Step 6: Final answer
    x = 28,311.32

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