Convert from alen [Danish] to ridge

Unit Definition (alen [Danish])
The Danish Alen (also used in Norway) is slightly longer than the Scandinavian Alen. It is just longer than two feet and more precisely equal to 62.77 centimeters (24.71 inches).

Unit Definition (ridge)
The ridge is a traditional Welsh unit of distance equal to 3 leaps or 20 feet 3 inches (6.1722 meters).