Home / 20,262-40,919

Finding the Third Proportional to 20,262 and 40,919

Calculator

Solution

The third proportional to 20,262 and 40,919 is: 82,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262 : 40,919 = 40,919 : x
  2. Step 2: Convert to fraction form
    20,262/40,919 = 40,919/x
  3. Step 3: Cross multiply
    20,262x = 40,919 × 40,919
  4. Step 4: Simplify right side
    20,262x = 1,674,364,561
  5. Step 5: Solve for x
    x = 1,674,364,561/20,262
  6. Step 6: Final answer
    x = 82,635.70

Related Problems

Find third proportional to 10,131 and 20,459.50
Half scale
Find third proportional to 40,524 and 81,838
Double scale
Find third proportional to 20,264 and 40,923
Similar ratio
Find third proportional to 30,393 and 61,378.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.