
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Two cylindrical silos are used to store grain, and both have the same volume. The height of one silo is four times the height of the other. If the radius of the taller silo is 15 units, determine the radius of the shorter silo in simplest radical form.

Present the answer in LaTex format: \boxed{Your answer}
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