Home / 31,312.80-43,213.32-17,166.24

Finding the Fourth Proportional to 31,312.80, 43,213.32 and 17,166.24

Calculator

Solution

The fourth proportional to 31,312.80, 43,213.32 and 17,166.24 is: 23,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,312.80 : 43,213.32 = 17,166.24 : x
  2. Step 2: Convert to fraction form
    31,312.80/43,213.32 = 17,166.24/x
  3. Step 3: Cross multiply
    31,312.80x = 43,213.32 × 17,166.24
  4. Step 4: Simplify right side
    31,312.80x = 741,810,222.32
  5. Step 5: Solve for x
    x = 741,810,222.32/31,312.80
  6. Step 6: Final answer
    x = 23,690.32

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.