Question: Who was the outgoing manager of the team in 15th position that was sacked?
Schema: create table table_27374004_4 (outgoing_manager varchar, manner_of_departure varchar, position_in_table varchar, PRIMARY KEY (outgoing_manager))
SQL: select outgoing_manager from table_27374004_4 where manner_of_departure = "sacked" and position_in_table = "15th"