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Finding the Fourth Proportional to 49,651.60, 74,470.20 and 14,587.60

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Solution

The fourth proportional to 49,651.60, 74,470.20 and 14,587.60 is: 21,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,651.60 : 74,470.20 = 14,587.60 : x
  2. Step 2: Convert to fraction form
    49,651.60/74,470.20 = 14,587.60/x
  3. Step 3: Cross multiply
    49,651.60x = 74,470.20 × 14,587.60
  4. Step 4: Simplify right side
    49,651.60x = 1,086,341,489.52
  5. Step 5: Solve for x
    x = 1,086,341,489.52/49,651.60
  6. Step 6: Final answer
    x = 21,879.28

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