Ayan, nayna and krinal are partners owning a clothing line. Ayan invested Rs. 10,000, nayna invested Rs 15,000 and krinal invested Rs. 20,000. After 6 months ayan added Rs. 2000 and krinal withdrew Rs. 4000 after 4 months. If krinal earned Rs. 1000 as profit then what is the difference between profit earned by nayna and ayan. (Approximate values whenever require)