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Finding the Fourth Proportional to 15,878.39, 23,799.77 and 7,449.04

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Solution

The fourth proportional to 15,878.39, 23,799.77 and 7,449.04 is: 11,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,878.39 : 23,799.77 = 7,449.04 : x
  2. Step 2: Convert to fraction form
    15,878.39/23,799.77 = 7,449.04/x
  3. Step 3: Cross multiply
    15,878.39x = 23,799.77 × 7,449.04
  4. Step 4: Simplify right side
    15,878.39x = 177,285,485.86
  5. Step 5: Solve for x
    x = 177,285,485.86/15,878.39
  6. Step 6: Final answer
    x = 11,165.21

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