Home / 18,972-30,198

Finding the Third Proportional to 18,972 and 30,198

Calculator

Solution

The third proportional to 18,972 and 30,198 is: 48,066.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972 : 30,198 = 30,198 : x
  2. Step 2: Convert to fraction form
    18,972/30,198 = 30,198/x
  3. Step 3: Cross multiply
    18,972x = 30,198 × 30,198
  4. Step 4: Simplify right side
    18,972x = 911,919,204
  5. Step 5: Solve for x
    x = 911,919,204/18,972
  6. Step 6: Final answer
    x = 48,066.58

Related Problems

Find third proportional to 9,486 and 15,099
Half scale
Find third proportional to 37,944 and 60,396
Double scale
Find third proportional to 18,974 and 30,201
Similar ratio
Find third proportional to 28,458 and 45,297
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.