Home / 31,768.92-43,840.44-17,621.64

Finding the Fourth Proportional to 31,768.92, 43,840.44 and 17,621.64

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Solution

The fourth proportional to 31,768.92, 43,840.44 and 17,621.64 is: 24,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768.92 : 43,840.44 = 17,621.64 : x
  2. Step 2: Convert to fraction form
    31,768.92/43,840.44 = 17,621.64/x
  3. Step 3: Cross multiply
    31,768.92x = 43,840.44 × 17,621.64
  4. Step 4: Simplify right side
    31,768.92x = 772,540,451.12
  5. Step 5: Solve for x
    x = 772,540,451.12/31,768.92
  6. Step 6: Final answer
    x = 24,317.49

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