How to Create Weighted Averages in Excel

Click in the desired cell to display the average.

cell

In the Formula Bar, use the "SUMPRODUCT" function.

When you start typing, a list of corresponding functions will appear.  Double click on the desired Function to select it.

sumproduct

Select the values that you want to average by clicking in the first cell with values and dragging the selection box to the last cell of values.

sumproduct2

Add a ",".

comma

Select the acres for the corresponding values.

acres

Complete the Function by inserting a ")".

par

Now you will want to divide by the acres by typing in a "/".

div

Insert the Function of SUM.

sum

Add a "(", select the acres values, and close the function with a ")".

finale

Click the Enter key and your weighted average will display.

bev