Home / 20,364-43,311

Finding the Third Proportional to 20,364 and 43,311

Calculator

Solution

The third proportional to 20,364 and 43,311 is: 92,115.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364 : 43,311 = 43,311 : x
  2. Step 2: Convert to fraction form
    20,364/43,311 = 43,311/x
  3. Step 3: Cross multiply
    20,364x = 43,311 × 43,311
  4. Step 4: Simplify right side
    20,364x = 1,875,842,721
  5. Step 5: Solve for x
    x = 1,875,842,721/20,364
  6. Step 6: Final answer
    x = 92,115.63

Related Problems

Find third proportional to 10,182 and 21,655.50
Half scale
Find third proportional to 40,728 and 86,622
Double scale
Find third proportional to 20,366 and 43,315
Similar ratio
Find third proportional to 30,546 and 64,966.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.