# cross product property

**Definition of Cross Product Property**

- Cross Product Property states that in a proportion, product of the means is equal to the product of the extremes.
- In the proportion ,
*b* and *c* are the means and *a* and *d* are the extremes. So, as per the cross product, *ad* = *bc*.

**Examples of Cross Product Property**

- If , then, according to the cross product property, 5 × 36 = 12 × 15.

**Solved Example on Cross Product Property**

Solve using cross product property.

**Choices:**

A. 33

B. 3

C. 11

D. 1

**Correct Answer: D**

**Solution: **

**Step 1:** As per the cross product property, implies 3 × 11 = *n* × 33.

**Step 2:** So, *n* = 1.

**Related Terms for Cross Product Property**