Home / 17,894-20,486

Finding the Third Proportional to 17,894 and 20,486

Calculator

Solution

The third proportional to 17,894 and 20,486 is: 23,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894 : 20,486 = 20,486 : x
  2. Step 2: Convert to fraction form
    17,894/20,486 = 20,486/x
  3. Step 3: Cross multiply
    17,894x = 20,486 × 20,486
  4. Step 4: Simplify right side
    17,894x = 419,676,196
  5. Step 5: Solve for x
    x = 419,676,196/17,894
  6. Step 6: Final answer
    x = 23,453.46

Related Problems

Find third proportional to 8,947 and 10,243
Half scale
Find third proportional to 35,788 and 40,972
Double scale
Find third proportional to 17,896 and 20,488
Similar ratio
Find third proportional to 26,841 and 30,729
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.