| ( | 26584 5 | − | y | ) | ÷ | y | = | 11 500 |
| 方程两边同时乘以: | y |
| ( | 26584 5 | − | y | ) | = | 11 500 | y |
26584 5 | − | y | = | 11 500 | y |
| - | y | − | 11 500 | y | = | - | 26584 5 |
| - | 511 500 | y | = | - | 26584 5 |
26584 5 | = | 511 500 | y |
511 500 | y | = | 26584 5 |
| y | = | 26584 5 | ÷ | 511 500 |
| = | 26584 5 | × | 500 511 |
| = | 26584 | × | 100 511 |
| y | = | 2658400 511 |
| y | = | 5202.348337 |