Home / 20,031-31,002

Finding the Third Proportional to 20,031 and 31,002

Calculator

Solution

The third proportional to 20,031 and 31,002 is: 47,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,031 : 31,002 = 31,002 : x
  2. Step 2: Convert to fraction form
    20,031/31,002 = 31,002/x
  3. Step 3: Cross multiply
    20,031x = 31,002 × 31,002
  4. Step 4: Simplify right side
    20,031x = 961,124,004
  5. Step 5: Solve for x
    x = 961,124,004/20,031
  6. Step 6: Final answer
    x = 47,981.83

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.