Home / 21,360-44,358

Finding the Third Proportional to 21,360 and 44,358

Calculator

Solution

The third proportional to 21,360 and 44,358 is: 92,117.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,360 : 44,358 = 44,358 : x
  2. Step 2: Convert to fraction form
    21,360/44,358 = 44,358/x
  3. Step 3: Cross multiply
    21,360x = 44,358 × 44,358
  4. Step 4: Simplify right side
    21,360x = 1,967,632,164
  5. Step 5: Solve for x
    x = 1,967,632,164/21,360
  6. Step 6: Final answer
    x = 92,117.61

Related Problems

Find third proportional to 10,680 and 22,179
Half scale
Find third proportional to 42,720 and 88,716
Double scale
Find third proportional to 21,362 and 44,362
Similar ratio
Find third proportional to 32,040 and 66,537
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.