Home / 21,624-44,400

Finding the Third Proportional to 21,624 and 44,400

Calculator

Solution

The third proportional to 21,624 and 44,400 is: 91,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624 : 44,400 = 44,400 : x
  2. Step 2: Convert to fraction form
    21,624/44,400 = 44,400/x
  3. Step 3: Cross multiply
    21,624x = 44,400 × 44,400
  4. Step 4: Simplify right side
    21,624x = 1,971,360,000
  5. Step 5: Solve for x
    x = 1,971,360,000/21,624
  6. Step 6: Final answer
    x = 91,165.37

Related Problems

Find third proportional to 10,812 and 22,200
Half scale
Find third proportional to 43,248 and 88,800
Double scale
Find third proportional to 21,626 and 44,404
Similar ratio
Find third proportional to 32,436 and 66,600
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.