Home / 22,645.29-31,254.20-13,212.03

Finding the Fourth Proportional to 22,645.29, 31,254.20 and 13,212.03

Calculator

Solution

The fourth proportional to 22,645.29, 31,254.20 and 13,212.03 is: 18,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.29 : 31,254.20 = 13,212.03 : x
  2. Step 2: Convert to fraction form
    22,645.29/31,254.20 = 13,212.03/x
  3. Step 3: Cross multiply
    22,645.29x = 31,254.20 × 13,212.03
  4. Step 4: Simplify right side
    22,645.29x = 412,931,428.03
  5. Step 5: Solve for x
    x = 412,931,428.03/22,645.29
  6. Step 6: Final answer
    x = 18,234.76

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.