Home / 12,936-19,644

Finding the Third Proportional to 12,936 and 19,644

Calculator

Solution

The third proportional to 12,936 and 19,644 is: 29,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936 : 19,644 = 19,644 : x
  2. Step 2: Convert to fraction form
    12,936/19,644 = 19,644/x
  3. Step 3: Cross multiply
    12,936x = 19,644 × 19,644
  4. Step 4: Simplify right side
    12,936x = 385,886,736
  5. Step 5: Solve for x
    x = 385,886,736/12,936
  6. Step 6: Final answer
    x = 29,830.45

Related Problems

Find third proportional to 6,468 and 9,822
Half scale
Find third proportional to 25,872 and 39,288
Double scale
Find third proportional to 12,938 and 19,647
Similar ratio
Find third proportional to 19,404 and 29,466
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.