Home / 20,160-43,779

Finding the Third Proportional to 20,160 and 43,779

Calculator

Solution

The third proportional to 20,160 and 43,779 is: 95,069.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160 : 43,779 = 43,779 : x
  2. Step 2: Convert to fraction form
    20,160/43,779 = 43,779/x
  3. Step 3: Cross multiply
    20,160x = 43,779 × 43,779
  4. Step 4: Simplify right side
    20,160x = 1,916,600,841
  5. Step 5: Solve for x
    x = 1,916,600,841/20,160
  6. Step 6: Final answer
    x = 95,069.49

Related Problems

Find third proportional to 10,080 and 21,889.50
Half scale
Find third proportional to 40,320 and 87,558
Double scale
Find third proportional to 20,162 and 43,783
Similar ratio
Find third proportional to 30,240 and 65,668.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.