SSC Steno Grade C and D 17 Nov 2022 Shift 3 Paper

Select the option that is related to the third number-pair in the same way as the second number-pair is related to the first number-pair and the sixth number-pair is related to the fifth number-pair.
[13/17] ∶ [17/13] ∶∶ [23/18] ∶ ? ∶∶ [33/26] ∶ [26/33]