Toolgen.app

1:20 ↔ 1:50 Scale Converter

Convert architectural measurements between 1:20 and 1:50 scale drawings

1:20

Ratio: 1:20

Decimal: 0.05

Example: 1 cm on drawing = 20.0 cm in reality

1:50

Ratio: 1:50

Decimal: 0.02

Example: 1 cm on drawing = 50.0 cm in reality

Scale Converter

Measurement on drawing (1:50)

40.00 mm

Real-world size

2000.00 mm

= 200.00 cm

= 2.000 m

Quick Reference Table

Drawing (1:20)Drawing (1:50)Real World
10 mm4.00 mm200 mm
50 mm20.00 mm1000 mm
100 mm40.00 mm2000 mm
200 mm80.00 mm4000 mm
500 mm200.00 mm10000 mm