Home / 8,664-18,984

Finding the Third Proportional to 8,664 and 18,984

Calculator

Solution

The third proportional to 8,664 and 18,984 is: 41,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664 : 18,984 = 18,984 : x
  2. Step 2: Convert to fraction form
    8,664/18,984 = 18,984/x
  3. Step 3: Cross multiply
    8,664x = 18,984 × 18,984
  4. Step 4: Simplify right side
    8,664x = 360,392,256
  5. Step 5: Solve for x
    x = 360,392,256/8,664
  6. Step 6: Final answer
    x = 41,596.52

Related Problems

Find third proportional to 4,332 and 9,492
Half scale
Find third proportional to 17,328 and 37,968
Double scale
Find third proportional to 8,666 and 18,988
Similar ratio
Find third proportional to 12,996 and 28,476
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.