Home / 21,704-29,486

Finding the Third Proportional to 21,704 and 29,486

Calculator

Solution

The third proportional to 21,704 and 29,486 is: 40,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704 : 29,486 = 29,486 : x
  2. Step 2: Convert to fraction form
    21,704/29,486 = 29,486/x
  3. Step 3: Cross multiply
    21,704x = 29,486 × 29,486
  4. Step 4: Simplify right side
    21,704x = 869,424,196
  5. Step 5: Solve for x
    x = 869,424,196/21,704
  6. Step 6: Final answer
    x = 40,058.25

Related Problems

Find third proportional to 10,852 and 14,743
Half scale
Find third proportional to 43,408 and 58,972
Double scale
Find third proportional to 21,706 and 29,489
Similar ratio
Find third proportional to 32,556 and 44,229
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.