Home / 21,742-47,634

Finding the Third Proportional to 21,742 and 47,634

Calculator

Solution

The third proportional to 21,742 and 47,634 is: 104,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,742 : 47,634 = 47,634 : x
  2. Step 2: Convert to fraction form
    21,742/47,634 = 47,634/x
  3. Step 3: Cross multiply
    21,742x = 47,634 × 47,634
  4. Step 4: Simplify right side
    21,742x = 2,268,997,956
  5. Step 5: Solve for x
    x = 2,268,997,956/21,742
  6. Step 6: Final answer
    x = 104,360.13

Related Problems

Find third proportional to 10,871 and 23,817
Half scale
Find third proportional to 43,484 and 95,268
Double scale
Find third proportional to 21,744 and 47,638
Similar ratio
Find third proportional to 32,613 and 71,451
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.