George and Michael start a business by investing $15000 and $20000 respectively. Michael leaves the business after 5 months but does not take back his invested amount while leaving. Samuel joins the same business after 5 months by investing $10000. There

George and Michael start a business by investing $15000 and $20000 respectively. Michael leaves the business after 5 months but does not take back his invested amount while leaving. Samuel joins the same business after 5 months by investing $10000. There is a profit of $4000 at the end of the year. What is Samuel’s share in the profit?