Home / 13,165.24-18,167.99-7,196.91

Finding the Fourth Proportional to 13,165.24, 18,167.99 and 7,196.91

Calculator

Solution

The fourth proportional to 13,165.24, 18,167.99 and 7,196.91 is: 9,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,165.24 : 18,167.99 = 7,196.91 : x
  2. Step 2: Convert to fraction form
    13,165.24/18,167.99 = 7,196.91/x
  3. Step 3: Cross multiply
    13,165.24x = 18,167.99 × 7,196.91
  4. Step 4: Simplify right side
    13,165.24x = 130,753,388.91
  5. Step 5: Solve for x
    x = 130,753,388.91/13,165.24
  6. Step 6: Final answer
    x = 9,931.71

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.