Home / 13,229.36-19,844.16-5,435.12

Finding the Fourth Proportional to 13,229.36, 19,844.16 and 5,435.12

Calculator

Solution

The fourth proportional to 13,229.36, 19,844.16 and 5,435.12 is: 8,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229.36 : 19,844.16 = 5,435.12 : x
  2. Step 2: Convert to fraction form
    13,229.36/19,844.16 = 5,435.12/x
  3. Step 3: Cross multiply
    13,229.36x = 19,844.16 × 5,435.12
  4. Step 4: Simplify right side
    13,229.36x = 107,855,390.90
  5. Step 5: Solve for x
    x = 107,855,390.90/13,229.36
  6. Step 6: Final answer
    x = 8,152.73

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.