Home / 27,081-43,245

Finding the Third Proportional to 27,081 and 43,245

Calculator

Solution

The third proportional to 27,081 and 43,245 is: 69,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081 : 43,245 = 43,245 : x
  2. Step 2: Convert to fraction form
    27,081/43,245 = 43,245/x
  3. Step 3: Cross multiply
    27,081x = 43,245 × 43,245
  4. Step 4: Simplify right side
    27,081x = 1,870,130,025
  5. Step 5: Solve for x
    x = 1,870,130,025/27,081
  6. Step 6: Final answer
    x = 69,056.90

Related Problems

Find third proportional to 13,540.50 and 21,622.50
Half scale
Find third proportional to 54,162 and 86,490
Double scale
Find third proportional to 27,083 and 43,248
Similar ratio
Find third proportional to 40,621.50 and 64,867.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.