Home / 20,476-27,960

Finding the Third Proportional to 20,476 and 27,960

Calculator

Solution

The third proportional to 20,476 and 27,960 is: 38,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,476 : 27,960 = 27,960 : x
  2. Step 2: Convert to fraction form
    20,476/27,960 = 27,960/x
  3. Step 3: Cross multiply
    20,476x = 27,960 × 27,960
  4. Step 4: Simplify right side
    20,476x = 781,761,600
  5. Step 5: Solve for x
    x = 781,761,600/20,476
  6. Step 6: Final answer
    x = 38,179.41

Related Problems

Find third proportional to 10,238 and 13,980
Half scale
Find third proportional to 40,952 and 55,920
Double scale
Find third proportional to 20,478 and 27,963
Similar ratio
Find third proportional to 30,714 and 41,940
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.