Home / 19,772-38,968

Finding the Third Proportional to 19,772 and 38,968

Calculator

Solution

The third proportional to 19,772 and 38,968 is: 76,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772 : 38,968 = 38,968 : x
  2. Step 2: Convert to fraction form
    19,772/38,968 = 38,968/x
  3. Step 3: Cross multiply
    19,772x = 38,968 × 38,968
  4. Step 4: Simplify right side
    19,772x = 1,518,505,024
  5. Step 5: Solve for x
    x = 1,518,505,024/19,772
  6. Step 6: Final answer
    x = 76,800.78

Related Problems

Find third proportional to 9,886 and 19,484
Half scale
Find third proportional to 39,544 and 77,936
Double scale
Find third proportional to 19,774 and 38,972
Similar ratio
Find third proportional to 29,658 and 58,452
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.