Home / 21,344-28,554

Finding the Third Proportional to 21,344 and 28,554

Calculator

Solution

The third proportional to 21,344 and 28,554 is: 38,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344 : 28,554 = 28,554 : x
  2. Step 2: Convert to fraction form
    21,344/28,554 = 28,554/x
  3. Step 3: Cross multiply
    21,344x = 28,554 × 28,554
  4. Step 4: Simplify right side
    21,344x = 815,330,916
  5. Step 5: Solve for x
    x = 815,330,916/21,344
  6. Step 6: Final answer
    x = 38,199.54

Related Problems

Find third proportional to 10,672 and 14,277
Half scale
Find third proportional to 42,688 and 57,108
Double scale
Find third proportional to 21,346 and 28,557
Similar ratio
Find third proportional to 32,016 and 42,831
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.