A joke? No? That's just how the system works, because of the math. You can boost your numbers that way, but that's entirely up to the clan.
And your solution is, what? I don't understand what it's trying to "solve" or what is the end result?
Users are "active" if they have played 5+ games in a month's time, it's not decided by individual clans' ranks or anything. I really don't understand what you are trying to say, I'm guessing mostly because of the language barrier.