Home / 27,020-31,880

Finding the Third Proportional to 27,020 and 31,880

Calculator

Solution

The third proportional to 27,020 and 31,880 is: 37,614.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020 : 31,880 = 31,880 : x
  2. Step 2: Convert to fraction form
    27,020/31,880 = 31,880/x
  3. Step 3: Cross multiply
    27,020x = 31,880 × 31,880
  4. Step 4: Simplify right side
    27,020x = 1,016,334,400
  5. Step 5: Solve for x
    x = 1,016,334,400/27,020
  6. Step 6: Final answer
    x = 37,614.15

Related Problems

Find third proportional to 13,510 and 15,940
Half scale
Find third proportional to 54,040 and 63,760
Double scale
Find third proportional to 27,022 and 31,882
Similar ratio
Find third proportional to 40,530 and 47,820
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.