Home / 12,656-18,984

Finding the Third Proportional to 12,656 and 18,984

Calculator

Solution

The third proportional to 12,656 and 18,984 is: 28,476

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656 : 18,984 = 18,984 : x
  2. Step 2: Convert to fraction form
    12,656/18,984 = 18,984/x
  3. Step 3: Cross multiply
    12,656x = 18,984 × 18,984
  4. Step 4: Simplify right side
    12,656x = 360,392,256
  5. Step 5: Solve for x
    x = 360,392,256/12,656
  6. Step 6: Final answer
    x = 28,476

Related Problems

Find third proportional to 6,328 and 9,492
Half scale
Find third proportional to 25,312 and 37,968
Double scale
Find third proportional to 12,658 and 18,987
Similar ratio
Find third proportional to 18,984 and 28,476
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.