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Finding the Fourth Proportional to 19,326.92, 28,991.72 and 6,180.35

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Solution

The fourth proportional to 19,326.92, 28,991.72 and 6,180.35 is: 9,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.92 : 28,991.72 = 6,180.35 : x
  2. Step 2: Convert to fraction form
    19,326.92/28,991.72 = 6,180.35/x
  3. Step 3: Cross multiply
    19,326.92x = 28,991.72 × 6,180.35
  4. Step 4: Simplify right side
    19,326.92x = 179,178,847.19
  5. Step 5: Solve for x
    x = 179,178,847.19/19,326.92
  6. Step 6: Final answer
    x = 9,270.95

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