Home / 31,306.07-46,969.49-20,817.38

Finding the Fourth Proportional to 31,306.07, 46,969.49 and 20,817.38

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Solution

The fourth proportional to 31,306.07, 46,969.49 and 20,817.38 is: 31,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.07 : 46,969.49 = 20,817.38 : x
  2. Step 2: Convert to fraction form
    31,306.07/46,969.49 = 20,817.38/x
  3. Step 3: Cross multiply
    31,306.07x = 46,969.49 × 20,817.38
  4. Step 4: Simplify right side
    31,306.07x = 977,781,617.65
  5. Step 5: Solve for x
    x = 977,781,617.65/31,306.07
  6. Step 6: Final answer
    x = 31,232.97

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