The literature review theories show that Working Capital Management, investment decisions, and financing decision analysis as a variety of financial management are thoroughly related to the financial performance of a firm. However, the findings of the study offered that measured individually; there is a positive relationship between working capital management; investment decisions; financial decisions and financial performance. Also, the study showed that the collective effect of financial management practices in working capital management, investment decision, a business decision has a reasonable positive relationship between financial management practices and financial performance. (Njagi and Kariuki 2017).