Home / 21,080-29,652

Finding the Third Proportional to 21,080 and 29,652

Calculator

Solution

The third proportional to 21,080 and 29,652 is: 41,709.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,080 : 29,652 = 29,652 : x
  2. Step 2: Convert to fraction form
    21,080/29,652 = 29,652/x
  3. Step 3: Cross multiply
    21,080x = 29,652 × 29,652
  4. Step 4: Simplify right side
    21,080x = 879,241,104
  5. Step 5: Solve for x
    x = 879,241,104/21,080
  6. Step 6: Final answer
    x = 41,709.73

Related Problems

Find third proportional to 10,540 and 14,826
Half scale
Find third proportional to 42,160 and 59,304
Double scale
Find third proportional to 21,082 and 29,655
Similar ratio
Find third proportional to 31,620 and 44,478
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.