Home / 20,158-43,287

Finding the Third Proportional to 20,158 and 43,287

Calculator

Solution

The third proportional to 20,158 and 43,287 is: 92,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,158 : 43,287 = 43,287 : x
  2. Step 2: Convert to fraction form
    20,158/43,287 = 43,287/x
  3. Step 3: Cross multiply
    20,158x = 43,287 × 43,287
  4. Step 4: Simplify right side
    20,158x = 1,873,764,369
  5. Step 5: Solve for x
    x = 1,873,764,369/20,158
  6. Step 6: Final answer
    x = 92,953.88

Related Problems

Find third proportional to 10,079 and 21,643.50
Half scale
Find third proportional to 40,316 and 86,574
Double scale
Find third proportional to 20,160 and 43,291
Similar ratio
Find third proportional to 30,237 and 64,930.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.