Home / 11,252-12,872

Finding the Third Proportional to 11,252 and 12,872

Calculator

Solution

The third proportional to 11,252 and 12,872 is: 14,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252 : 12,872 = 12,872 : x
  2. Step 2: Convert to fraction form
    11,252/12,872 = 12,872/x
  3. Step 3: Cross multiply
    11,252x = 12,872 × 12,872
  4. Step 4: Simplify right side
    11,252x = 165,688,384
  5. Step 5: Solve for x
    x = 165,688,384/11,252
  6. Step 6: Final answer
    x = 14,725.24

Related Problems

Find third proportional to 5,626 and 6,436
Half scale
Find third proportional to 22,504 and 25,744
Double scale
Find third proportional to 11,254 and 12,874
Similar ratio
Find third proportional to 16,878 and 19,308
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.