Home / 27,800-40,212

Finding the Third Proportional to 27,800 and 40,212

Calculator

Solution

The third proportional to 27,800 and 40,212 is: 58,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,800 : 40,212 = 40,212 : x
  2. Step 2: Convert to fraction form
    27,800/40,212 = 40,212/x
  3. Step 3: Cross multiply
    27,800x = 40,212 × 40,212
  4. Step 4: Simplify right side
    27,800x = 1,617,004,944
  5. Step 5: Solve for x
    x = 1,617,004,944/27,800
  6. Step 6: Final answer
    x = 58,165.65

Related Problems

Find third proportional to 13,900 and 20,106
Half scale
Find third proportional to 55,600 and 80,424
Double scale
Find third proportional to 27,802 and 40,215
Similar ratio
Find third proportional to 41,700 and 60,318
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.