Home / 20,672-27,168

Finding the Third Proportional to 20,672 and 27,168

Calculator

Solution

The third proportional to 20,672 and 27,168 is: 35,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,672 : 27,168 = 27,168 : x
  2. Step 2: Convert to fraction form
    20,672/27,168 = 27,168/x
  3. Step 3: Cross multiply
    20,672x = 27,168 × 27,168
  4. Step 4: Simplify right side
    20,672x = 738,100,224
  5. Step 5: Solve for x
    x = 738,100,224/20,672
  6. Step 6: Final answer
    x = 35,705.31

Related Problems

Find third proportional to 10,336 and 13,584
Half scale
Find third proportional to 41,344 and 54,336
Double scale
Find third proportional to 20,674 and 27,171
Similar ratio
Find third proportional to 31,008 and 40,752
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.