Home / 54,653.09-75,426.65-31,990.71

Finding the Fourth Proportional to 54,653.09, 75,426.65 and 31,990.71

Calculator

Solution

The fourth proportional to 54,653.09, 75,426.65 and 31,990.71 is: 44,150.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,653.09 : 75,426.65 = 31,990.71 : x
  2. Step 2: Convert to fraction form
    54,653.09/75,426.65 = 31,990.71/x
  3. Step 3: Cross multiply
    54,653.09x = 75,426.65 × 31,990.71
  4. Step 4: Simplify right side
    54,653.09x = 2,412,951,832.18
  5. Step 5: Solve for x
    x = 2,412,951,832.18/54,653.09
  6. Step 6: Final answer
    x = 44,150.33

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.