In exercising its powers the zoning board of review may, in conformity with the provisions of this chapter, reverse or affirm wholly or partly and may modify the order, requirement, decision, or determination appealed from and may make such orders, requirements, decisions, or determinations as ought to be made, and to that end shall have the powers of the officer from whom the appeal was taken. All decisions and records of the zoning board of review respecting appeals shall conform to the provisions of section 31 of this ordinance.