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Finding the Fourth Proportional to 33,113.67, 45,695.89 and 18,774.82

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Solution

The fourth proportional to 33,113.67, 45,695.89 and 18,774.82 is: 25,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,113.67 : 45,695.89 = 18,774.82 : x
  2. Step 2: Convert to fraction form
    33,113.67/45,695.89 = 18,774.82/x
  3. Step 3: Cross multiply
    33,113.67x = 45,695.89 × 18,774.82
  4. Step 4: Simplify right side
    33,113.67x = 857,932,109.49
  5. Step 5: Solve for x
    x = 857,932,109.49/33,113.67
  6. Step 6: Final answer
    x = 25,908.70

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