Home / 21,318-44,007

Finding the Third Proportional to 21,318 and 44,007

Calculator

Solution

The third proportional to 21,318 and 44,007 is: 90,844.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,318 : 44,007 = 44,007 : x
  2. Step 2: Convert to fraction form
    21,318/44,007 = 44,007/x
  3. Step 3: Cross multiply
    21,318x = 44,007 × 44,007
  4. Step 4: Simplify right side
    21,318x = 1,936,616,049
  5. Step 5: Solve for x
    x = 1,936,616,049/21,318
  6. Step 6: Final answer
    x = 90,844.17

Related Problems

Find third proportional to 10,659 and 22,003.50
Half scale
Find third proportional to 42,636 and 88,014
Double scale
Find third proportional to 21,320 and 44,011
Similar ratio
Find third proportional to 31,977 and 66,010.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.