Home / 38,904-86,880

Finding the Third Proportional to 38,904 and 86,880

Calculator

Solution

The third proportional to 38,904 and 86,880 is: 194,019.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,904 : 86,880 = 86,880 : x
  2. Step 2: Convert to fraction form
    38,904/86,880 = 86,880/x
  3. Step 3: Cross multiply
    38,904x = 86,880 × 86,880
  4. Step 4: Simplify right side
    38,904x = 7,548,134,400
  5. Step 5: Solve for x
    x = 7,548,134,400/38,904
  6. Step 6: Final answer
    x = 194,019.49

Related Problems

Find third proportional to 19,452 and 43,440
Half scale
Find third proportional to 77,808 and 173,760
Double scale
Find third proportional to 38,906 and 86,884
Similar ratio
Find third proportional to 58,356 and 130,320
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.