Home / 8,652-12,240

Finding the Third Proportional to 8,652 and 12,240

Calculator

Solution

The third proportional to 8,652 and 12,240 is: 17,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652 : 12,240 = 12,240 : x
  2. Step 2: Convert to fraction form
    8,652/12,240 = 12,240/x
  3. Step 3: Cross multiply
    8,652x = 12,240 × 12,240
  4. Step 4: Simplify right side
    8,652x = 149,817,600
  5. Step 5: Solve for x
    x = 149,817,600/8,652
  6. Step 6: Final answer
    x = 17,315.95

Related Problems

Find third proportional to 4,326 and 6,120
Half scale
Find third proportional to 17,304 and 24,480
Double scale
Find third proportional to 8,654 and 12,243
Similar ratio
Find third proportional to 12,978 and 18,360
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.