Final answer:
To solve the question, we need the area model or the total area representing the product of 27 and the unknown number. Without such details, we cannot accurately determine the unknown number involved in the multiplication with 27.
Step-by-step explanation:
The student's question asks to determine the unknown number in an area model multiplication involving the number 27. None of the provided information appears to directly present the other number in an area model format or equation associated with the multiplication of 27 that would give us the product. Without the specific area model or the product value, we cannot accurately determine the unknown number. We would need additional information such as the total area (product) of the model or the other dimensions represented in the area model to solve this problem.