Home / 12,112-21,347

Finding the Third Proportional to 12,112 and 21,347

Calculator

Solution

The third proportional to 12,112 and 21,347 is: 37,623.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,112 : 21,347 = 21,347 : x
  2. Step 2: Convert to fraction form
    12,112/21,347 = 21,347/x
  3. Step 3: Cross multiply
    12,112x = 21,347 × 21,347
  4. Step 4: Simplify right side
    12,112x = 455,694,409
  5. Step 5: Solve for x
    x = 455,694,409/12,112
  6. Step 6: Final answer
    x = 37,623.38

Related Problems

Find third proportional to 6,056 and 10,673.50
Half scale
Find third proportional to 24,224 and 42,694
Double scale
Find third proportional to 12,114 and 21,351
Similar ratio
Find third proportional to 18,168 and 32,020.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.