Home / 26,828-39,419

Finding the Third Proportional to 26,828 and 39,419

Calculator

Solution

The third proportional to 26,828 and 39,419 is: 57,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,828 : 39,419 = 39,419 : x
  2. Step 2: Convert to fraction form
    26,828/39,419 = 39,419/x
  3. Step 3: Cross multiply
    26,828x = 39,419 × 39,419
  4. Step 4: Simplify right side
    26,828x = 1,553,857,561
  5. Step 5: Solve for x
    x = 1,553,857,561/26,828
  6. Step 6: Final answer
    x = 57,919.25

Related Problems

Find third proportional to 13,414 and 19,709.50
Half scale
Find third proportional to 53,656 and 78,838
Double scale
Find third proportional to 26,830 and 39,422
Similar ratio
Find third proportional to 40,242 and 59,128.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.