Home / 21,558-44,292

Finding the Third Proportional to 21,558 and 44,292

Calculator

Solution

The third proportional to 21,558 and 44,292 is: 91,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558 : 44,292 = 44,292 : x
  2. Step 2: Convert to fraction form
    21,558/44,292 = 44,292/x
  3. Step 3: Cross multiply
    21,558x = 44,292 × 44,292
  4. Step 4: Simplify right side
    21,558x = 1,961,781,264
  5. Step 5: Solve for x
    x = 1,961,781,264/21,558
  6. Step 6: Final answer
    x = 91,000.15

Related Problems

Find third proportional to 10,779 and 22,146
Half scale
Find third proportional to 43,116 and 88,584
Double scale
Find third proportional to 21,560 and 44,296
Similar ratio
Find third proportional to 32,337 and 66,438
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.