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Finding the Fourth Proportional to 36,955.78, 50,998.89 and 20,188.90

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Solution

The fourth proportional to 36,955.78, 50,998.89 and 20,188.90 is: 27,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,955.78 : 50,998.89 = 20,188.90 : x
  2. Step 2: Convert to fraction form
    36,955.78/50,998.89 = 20,188.90/x
  3. Step 3: Cross multiply
    36,955.78x = 50,998.89 × 20,188.90
  4. Step 4: Simplify right side
    36,955.78x = 1,029,611,490.32
  5. Step 5: Solve for x
    x = 1,029,611,490.32/36,955.78
  6. Step 6: Final answer
    x = 27,860.63

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