Home / 21,632-44,288

Finding the Third Proportional to 21,632 and 44,288

Calculator

Solution

The third proportional to 21,632 and 44,288 is: 90,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632 : 44,288 = 44,288 : x
  2. Step 2: Convert to fraction form
    21,632/44,288 = 44,288/x
  3. Step 3: Cross multiply
    21,632x = 44,288 × 44,288
  4. Step 4: Simplify right side
    21,632x = 1,961,426,944
  5. Step 5: Solve for x
    x = 1,961,426,944/21,632
  6. Step 6: Final answer
    x = 90,672.47

Related Problems

Find third proportional to 10,816 and 22,144
Half scale
Find third proportional to 43,264 and 88,576
Double scale
Find third proportional to 21,634 and 44,292
Similar ratio
Find third proportional to 32,448 and 66,432
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.