Home / 28,739.14-39,659.63-16,163.89

Finding the Fourth Proportional to 28,739.14, 39,659.63 and 16,163.89

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Solution

The fourth proportional to 28,739.14, 39,659.63 and 16,163.89 is: 22,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,739.14 : 39,659.63 = 16,163.89 : x
  2. Step 2: Convert to fraction form
    28,739.14/39,659.63 = 16,163.89/x
  3. Step 3: Cross multiply
    28,739.14x = 39,659.63 × 16,163.89
  4. Step 4: Simplify right side
    28,739.14x = 641,053,916.97
  5. Step 5: Solve for x
    x = 641,053,916.97/28,739.14
  6. Step 6: Final answer
    x = 22,305.95

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