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Finding the Fourth Proportional to 29,670.13, 40,944.78 and 16,422.13

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Solution

The fourth proportional to 29,670.13, 40,944.78 and 16,422.13 is: 22,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,670.13 : 40,944.78 = 16,422.13 : x
  2. Step 2: Convert to fraction form
    29,670.13/40,944.78 = 16,422.13/x
  3. Step 3: Cross multiply
    29,670.13x = 40,944.78 × 16,422.13
  4. Step 4: Simplify right side
    29,670.13x = 672,400,499.98
  5. Step 5: Solve for x
    x = 672,400,499.98/29,670.13
  6. Step 6: Final answer
    x = 22,662.54

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