If a cylindrical steel material with a base diameter of 12 cm and a height of 17 cm is melted and cast into a conical steel material with the same base and volume, what is the height of the cone in cm?
把一个底面直径是12厘米，高是17厘米的圆柱形钢材熔铸成与它等底等体积的圆锥形钢材，圆锥的高是多少厘米？
<gadget id="calculator">17 * 3</gadget>
<output>51</output>

<result>51</result>