Home / 20,618-29,126

Finding the Third Proportional to 20,618 and 29,126

Calculator

Solution

The third proportional to 20,618 and 29,126 is: 41,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,618 : 29,126 = 29,126 : x
  2. Step 2: Convert to fraction form
    20,618/29,126 = 29,126/x
  3. Step 3: Cross multiply
    20,618x = 29,126 × 29,126
  4. Step 4: Simplify right side
    20,618x = 848,323,876
  5. Step 5: Solve for x
    x = 848,323,876/20,618
  6. Step 6: Final answer
    x = 41,144.82

Related Problems

Find third proportional to 10,309 and 14,563
Half scale
Find third proportional to 41,236 and 58,252
Double scale
Find third proportional to 20,620 and 29,129
Similar ratio
Find third proportional to 30,927 and 43,689
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.