Home / 15,756-22,212

Finding the Third Proportional to 15,756 and 22,212

Calculator

Solution

The third proportional to 15,756 and 22,212 is: 31,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756 : 22,212 = 22,212 : x
  2. Step 2: Convert to fraction form
    15,756/22,212 = 22,212/x
  3. Step 3: Cross multiply
    15,756x = 22,212 × 22,212
  4. Step 4: Simplify right side
    15,756x = 493,372,944
  5. Step 5: Solve for x
    x = 493,372,944/15,756
  6. Step 6: Final answer
    x = 31,313.34

Related Problems

Find third proportional to 7,878 and 11,106
Half scale
Find third proportional to 31,512 and 44,424
Double scale
Find third proportional to 15,758 and 22,215
Similar ratio
Find third proportional to 23,634 and 33,318
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.