Home / 20,939-45,577

Finding the Third Proportional to 20,939 and 45,577

Calculator

Solution

The third proportional to 20,939 and 45,577 is: 99,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,939 : 45,577 = 45,577 : x
  2. Step 2: Convert to fraction form
    20,939/45,577 = 45,577/x
  3. Step 3: Cross multiply
    20,939x = 45,577 × 45,577
  4. Step 4: Simplify right side
    20,939x = 2,077,262,929
  5. Step 5: Solve for x
    x = 2,077,262,929/20,939
  6. Step 6: Final answer
    x = 99,205.45

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.