Home / 19,528-39,668

Finding the Third Proportional to 19,528 and 39,668

Calculator

Solution

The third proportional to 19,528 and 39,668 is: 80,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528 : 39,668 = 39,668 : x
  2. Step 2: Convert to fraction form
    19,528/39,668 = 39,668/x
  3. Step 3: Cross multiply
    19,528x = 39,668 × 39,668
  4. Step 4: Simplify right side
    19,528x = 1,573,550,224
  5. Step 5: Solve for x
    x = 1,573,550,224/19,528
  6. Step 6: Final answer
    x = 80,579.18

Related Problems

Find third proportional to 9,764 and 19,834
Half scale
Find third proportional to 39,056 and 79,336
Double scale
Find third proportional to 19,530 and 39,672
Similar ratio
Find third proportional to 29,292 and 59,502
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.