Home / 19,720-29,500

Finding the Third Proportional to 19,720 and 29,500

Calculator

Solution

The third proportional to 19,720 and 29,500 is: 44,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,720 : 29,500 = 29,500 : x
  2. Step 2: Convert to fraction form
    19,720/29,500 = 29,500/x
  3. Step 3: Cross multiply
    19,720x = 29,500 × 29,500
  4. Step 4: Simplify right side
    19,720x = 870,250,000
  5. Step 5: Solve for x
    x = 870,250,000/19,720
  6. Step 6: Final answer
    x = 44,130.32

Related Problems

Find third proportional to 9,860 and 14,750
Half scale
Find third proportional to 39,440 and 59,000
Double scale
Find third proportional to 19,722 and 29,503
Similar ratio
Find third proportional to 29,580 and 44,250
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.