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Finding the Fourth Proportional to 50,679.90, 76,019.84 and 15,619.54

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Solution

The fourth proportional to 50,679.90, 76,019.84 and 15,619.54 is: 23,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,679.90 : 76,019.84 = 15,619.54 : x
  2. Step 2: Convert to fraction form
    50,679.90/76,019.84 = 15,619.54/x
  3. Step 3: Cross multiply
    50,679.90x = 76,019.84 × 15,619.54
  4. Step 4: Simplify right side
    50,679.90x = 1,187,394,931.67
  5. Step 5: Solve for x
    x = 1,187,394,931.67/50,679.90
  6. Step 6: Final answer
    x = 23,429.31

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