Home / 31,057.28-42,859.10-16,910.18

Finding the Fourth Proportional to 31,057.28, 42,859.10 and 16,910.18

Calculator

Solution

The fourth proportional to 31,057.28, 42,859.10 and 16,910.18 is: 23,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,057.28 : 42,859.10 = 16,910.18 : x
  2. Step 2: Convert to fraction form
    31,057.28/42,859.10 = 16,910.18/x
  3. Step 3: Cross multiply
    31,057.28x = 42,859.10 × 16,910.18
  4. Step 4: Simplify right side
    31,057.28x = 724,755,095.64
  5. Step 5: Solve for x
    x = 724,755,095.64/31,057.28
  6. Step 6: Final answer
    x = 23,336.08

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.