Home / 31,352.16-46,991.16-13,785.24

Finding the Fourth Proportional to 31,352.16, 46,991.16 and 13,785.24

Calculator

Solution

The fourth proportional to 31,352.16, 46,991.16 and 13,785.24 is: 20,661.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,352.16 : 46,991.16 = 13,785.24 : x
  2. Step 2: Convert to fraction form
    31,352.16/46,991.16 = 13,785.24/x
  3. Step 3: Cross multiply
    31,352.16x = 46,991.16 × 13,785.24
  4. Step 4: Simplify right side
    31,352.16x = 647,784,418.48
  5. Step 5: Solve for x
    x = 647,784,418.48/31,352.16
  6. Step 6: Final answer
    x = 20,661.56

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.