Home / 20,486-27,804

Finding the Third Proportional to 20,486 and 27,804

Calculator

Solution

The third proportional to 20,486 and 27,804 is: 37,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,486 : 27,804 = 27,804 : x
  2. Step 2: Convert to fraction form
    20,486/27,804 = 27,804/x
  3. Step 3: Cross multiply
    20,486x = 27,804 × 27,804
  4. Step 4: Simplify right side
    20,486x = 773,062,416
  5. Step 5: Solve for x
    x = 773,062,416/20,486
  6. Step 6: Final answer
    x = 37,736.13

Related Problems

Find third proportional to 10,243 and 13,902
Half scale
Find third proportional to 40,972 and 55,608
Double scale
Find third proportional to 20,488 and 27,807
Similar ratio
Find third proportional to 30,729 and 41,706
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.