Home / 12,243-16,284

Finding the Third Proportional to 12,243 and 16,284

Calculator

Solution

The third proportional to 12,243 and 16,284 is: 21,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243 : 16,284 = 16,284 : x
  2. Step 2: Convert to fraction form
    12,243/16,284 = 16,284/x
  3. Step 3: Cross multiply
    12,243x = 16,284 × 16,284
  4. Step 4: Simplify right side
    12,243x = 265,168,656
  5. Step 5: Solve for x
    x = 265,168,656/12,243
  6. Step 6: Final answer
    x = 21,658.80

Related Problems

Find third proportional to 6,121.50 and 8,142
Half scale
Find third proportional to 24,486 and 32,568
Double scale
Find third proportional to 12,245 and 16,287
Similar ratio
Find third proportional to 18,364.50 and 24,426
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.