Home / 16,992-18,240

Finding the Third Proportional to 16,992 and 18,240

Calculator

Solution

The third proportional to 16,992 and 18,240 is: 19,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992 : 18,240 = 18,240 : x
  2. Step 2: Convert to fraction form
    16,992/18,240 = 18,240/x
  3. Step 3: Cross multiply
    16,992x = 18,240 × 18,240
  4. Step 4: Simplify right side
    16,992x = 332,697,600
  5. Step 5: Solve for x
    x = 332,697,600/16,992
  6. Step 6: Final answer
    x = 19,579.66

Related Problems

Find third proportional to 8,496 and 9,120
Half scale
Find third proportional to 33,984 and 36,480
Double scale
Find third proportional to 16,994 and 18,242
Similar ratio
Find third proportional to 25,488 and 27,360
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.