Home / 15,340-31,324

Finding the Third Proportional to 15,340 and 31,324

Calculator

Solution

The third proportional to 15,340 and 31,324 is: 63,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340 : 31,324 = 31,324 : x
  2. Step 2: Convert to fraction form
    15,340/31,324 = 31,324/x
  3. Step 3: Cross multiply
    15,340x = 31,324 × 31,324
  4. Step 4: Simplify right side
    15,340x = 981,192,976
  5. Step 5: Solve for x
    x = 981,192,976/15,340
  6. Step 6: Final answer
    x = 63,963.04

Related Problems

Find third proportional to 7,670 and 15,662
Half scale
Find third proportional to 30,680 and 62,648
Double scale
Find third proportional to 15,342 and 31,328
Similar ratio
Find third proportional to 23,010 and 46,986
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.