Hard Hat Construction's stock is currently selling at an equilibrium price of $30 per share. The firm has been experiencing a 6 percent annual growth rate. Last year's earnings per share, E₀, were $4.00, and the dividend payout ratio is 40 percent. The risk-free rate is 8 percent, and the market risk premium is 5 percent. If systematic risk (beta) increases by 50 percent, and all other factors remain constant, by how much will the stock price change? (Hint: Use four decimal places in your calculations.)