Home / 12,976-14,640

Finding the Third Proportional to 12,976 and 14,640

Calculator

Solution

The third proportional to 12,976 and 14,640 is: 16,517.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,976 : 14,640 = 14,640 : x
  2. Step 2: Convert to fraction form
    12,976/14,640 = 14,640/x
  3. Step 3: Cross multiply
    12,976x = 14,640 × 14,640
  4. Step 4: Simplify right side
    12,976x = 214,329,600
  5. Step 5: Solve for x
    x = 214,329,600/12,976
  6. Step 6: Final answer
    x = 16,517.39

Related Problems

Find third proportional to 6,488 and 7,320
Half scale
Find third proportional to 25,952 and 29,280
Double scale
Find third proportional to 12,978 and 14,642
Similar ratio
Find third proportional to 19,464 and 21,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.