Einar's 1st Track check 1d20+15 : 9 + 15, total 24
Thorgrim's 1st Track check 1d20+12 : 16 + 12, total 28
Einar's 2nd Track check 1d20+15 : 12 + 15, total 27
Thorgrim's 2nd Track check 1d20+12 : 3 + 12, total 15
Einar's 3rd Track check 1d20+15 : 14 + 15, total 29
Thorgrim's 3rd Track check 1d20+12 : 17 + 12, total 29
Einar's 4th Track check 1d20+15 : 6 + 15, total 21
Thorgrim's 4th Track check 1d20+12 : 14 + 12, total 26
Nanshork, you forgot that 5 ranks in Search gives you a +2 synergy bonus to Survival checks when following tracks.