The following information is available for the inventory of blenders of the SpinStir Co. for the year ended December 31: Date Number of Units 4,200 Cost per Unit $11 Jan. 1 Transaction Beginning inventory Purchase March 4 360 $11.5 $11 Nov 13 Purchase 360 During the year, SpinStir sold 4,200 blenders at a price of $50/blender. Using the average cost method, what was the balance of inventory at December 31? [Round your answer to the nearest dollar and enter it without dollars signs or commas.] Numeric Response