Home / 12,664-16,356

Finding the Third Proportional to 12,664 and 16,356

Calculator

Solution

The third proportional to 12,664 and 16,356 is: 21,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664 : 16,356 = 16,356 : x
  2. Step 2: Convert to fraction form
    12,664/16,356 = 16,356/x
  3. Step 3: Cross multiply
    12,664x = 16,356 × 16,356
  4. Step 4: Simplify right side
    12,664x = 267,518,736
  5. Step 5: Solve for x
    x = 267,518,736/12,664
  6. Step 6: Final answer
    x = 21,124.35

Related Problems

Find third proportional to 6,332 and 8,178
Half scale
Find third proportional to 25,328 and 32,712
Double scale
Find third proportional to 12,666 and 16,359
Similar ratio
Find third proportional to 18,996 and 24,534
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.