Home / 31,465.13-43,422.75-17,318.88

Finding the Fourth Proportional to 31,465.13, 43,422.75 and 17,318.88

Calculator

Solution

The fourth proportional to 31,465.13, 43,422.75 and 17,318.88 is: 23,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,465.13 : 43,422.75 = 17,318.88 : x
  2. Step 2: Convert to fraction form
    31,465.13/43,422.75 = 17,318.88/x
  3. Step 3: Cross multiply
    31,465.13x = 43,422.75 × 17,318.88
  4. Step 4: Simplify right side
    31,465.13x = 752,033,396.52
  5. Step 5: Solve for x
    x = 752,033,396.52/31,465.13
  6. Step 6: Final answer
    x = 23,900.54

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.