Home / 20,670-43,536

Finding the Third Proportional to 20,670 and 43,536

Calculator

Solution

The third proportional to 20,670 and 43,536 is: 91,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,670 : 43,536 = 43,536 : x
  2. Step 2: Convert to fraction form
    20,670/43,536 = 43,536/x
  3. Step 3: Cross multiply
    20,670x = 43,536 × 43,536
  4. Step 4: Simplify right side
    20,670x = 1,895,383,296
  5. Step 5: Solve for x
    x = 1,895,383,296/20,670
  6. Step 6: Final answer
    x = 91,697.31

Related Problems

Find third proportional to 10,335 and 21,768
Half scale
Find third proportional to 41,340 and 87,072
Double scale
Find third proportional to 20,672 and 43,540
Similar ratio
Find third proportional to 31,005 and 65,304
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.