Home / 15,968-18,912

Finding the Third Proportional to 15,968 and 18,912

Calculator

Solution

The third proportional to 15,968 and 18,912 is: 22,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968 : 18,912 = 18,912 : x
  2. Step 2: Convert to fraction form
    15,968/18,912 = 18,912/x
  3. Step 3: Cross multiply
    15,968x = 18,912 × 18,912
  4. Step 4: Simplify right side
    15,968x = 357,663,744
  5. Step 5: Solve for x
    x = 357,663,744/15,968
  6. Step 6: Final answer
    x = 22,398.78

Related Problems

Find third proportional to 7,984 and 9,456
Half scale
Find third proportional to 31,936 and 37,824
Double scale
Find third proportional to 15,970 and 18,914
Similar ratio
Find third proportional to 23,952 and 28,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.