Disclaimer: I think my formula is wrong!

Instructions

Will my box:

 --
I  I
I  I
 --

Fit through my hallway:

I A I
I   I
I   ------
I      B
----------

Input the dimensions and I'll tell you.

Helpful Links

• Ask HN: How to calculate if a box will fit through a hallway with a 90 degree turn
• On moving a sofa around a corner
• The Longest Ladder