Home / 15,436-31,963

Finding the Third Proportional to 15,436 and 31,963

Calculator

Solution

The third proportional to 15,436 and 31,963 is: 66,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436 : 31,963 = 31,963 : x
  2. Step 2: Convert to fraction form
    15,436/31,963 = 31,963/x
  3. Step 3: Cross multiply
    15,436x = 31,963 × 31,963
  4. Step 4: Simplify right side
    15,436x = 1,021,633,369
  5. Step 5: Solve for x
    x = 1,021,633,369/15,436
  6. Step 6: Final answer
    x = 66,185.11

Related Problems

Find third proportional to 7,718 and 15,981.50
Half scale
Find third proportional to 30,872 and 63,926
Double scale
Find third proportional to 15,438 and 31,967
Similar ratio
Find third proportional to 23,154 and 47,944.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.