Home / 11,408-15,672

Finding the Third Proportional to 11,408 and 15,672

Calculator

Solution

The third proportional to 11,408 and 15,672 is: 21,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408 : 15,672 = 15,672 : x
  2. Step 2: Convert to fraction form
    11,408/15,672 = 15,672/x
  3. Step 3: Cross multiply
    11,408x = 15,672 × 15,672
  4. Step 4: Simplify right side
    11,408x = 245,611,584
  5. Step 5: Solve for x
    x = 245,611,584/11,408
  6. Step 6: Final answer
    x = 21,529.77

Related Problems

Find third proportional to 5,704 and 7,836
Half scale
Find third proportional to 22,816 and 31,344
Double scale
Find third proportional to 11,410 and 15,675
Similar ratio
Find third proportional to 17,112 and 23,508
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.