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Finding the Fourth Proportional to 55,368.11, 83,065.40 and 17,928.22

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Solution

The fourth proportional to 55,368.11, 83,065.40 and 17,928.22 is: 26,896.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368.11 : 83,065.40 = 17,928.22 : x
  2. Step 2: Convert to fraction form
    55,368.11/83,065.40 = 17,928.22/x
  3. Step 3: Cross multiply
    55,368.11x = 83,065.40 × 17,928.22
  4. Step 4: Simplify right side
    55,368.11x = 1,489,214,765.59
  5. Step 5: Solve for x
    x = 1,489,214,765.59/55,368.11
  6. Step 6: Final answer
    x = 26,896.62

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