Home / 39,630-61,561

Finding the Third Proportional to 39,630 and 61,561

Calculator

Solution

The third proportional to 39,630 and 61,561 is: 95,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630 : 61,561 = 61,561 : x
  2. Step 2: Convert to fraction form
    39,630/61,561 = 61,561/x
  3. Step 3: Cross multiply
    39,630x = 61,561 × 61,561
  4. Step 4: Simplify right side
    39,630x = 3,789,756,721
  5. Step 5: Solve for x
    x = 3,789,756,721/39,630
  6. Step 6: Final answer
    x = 95,628.48

Related Problems

Find third proportional to 19,815 and 30,780.50
Half scale
Find third proportional to 79,260 and 123,122
Double scale
Find third proportional to 39,632 and 61,564
Similar ratio
Find third proportional to 59,445 and 92,341.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.