Home / 9,142-19,268

Finding the Third Proportional to 9,142 and 19,268

Calculator

Solution

The third proportional to 9,142 and 19,268 is: 40,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142 : 19,268 = 19,268 : x
  2. Step 2: Convert to fraction form
    9,142/19,268 = 19,268/x
  3. Step 3: Cross multiply
    9,142x = 19,268 × 19,268
  4. Step 4: Simplify right side
    9,142x = 371,255,824
  5. Step 5: Solve for x
    x = 371,255,824/9,142
  6. Step 6: Final answer
    x = 40,609.91

Related Problems

Find third proportional to 4,571 and 9,634
Half scale
Find third proportional to 18,284 and 38,536
Double scale
Find third proportional to 9,144 and 19,272
Similar ratio
Find third proportional to 13,713 and 28,902
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.