Home / 14,640-31,021

Finding the Third Proportional to 14,640 and 31,021

Calculator

Solution

The third proportional to 14,640 and 31,021 is: 65,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640 : 31,021 = 31,021 : x
  2. Step 2: Convert to fraction form
    14,640/31,021 = 31,021/x
  3. Step 3: Cross multiply
    14,640x = 31,021 × 31,021
  4. Step 4: Simplify right side
    14,640x = 962,302,441
  5. Step 5: Solve for x
    x = 962,302,441/14,640
  6. Step 6: Final answer
    x = 65,731.04

Related Problems

Find third proportional to 7,320 and 15,510.50
Half scale
Find third proportional to 29,280 and 62,042
Double scale
Find third proportional to 14,642 and 31,025
Similar ratio
Find third proportional to 21,960 and 46,531.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.