Home / 7,734-12,447

Finding the Third Proportional to 7,734 and 12,447

Calculator

Solution

The third proportional to 7,734 and 12,447 is: 20,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734 : 12,447 = 12,447 : x
  2. Step 2: Convert to fraction form
    7,734/12,447 = 12,447/x
  3. Step 3: Cross multiply
    7,734x = 12,447 × 12,447
  4. Step 4: Simplify right side
    7,734x = 154,927,809
  5. Step 5: Solve for x
    x = 154,927,809/7,734
  6. Step 6: Final answer
    x = 20,032.04

Related Problems

Find third proportional to 3,867 and 6,223.50
Half scale
Find third proportional to 15,468 and 24,894
Double scale
Find third proportional to 7,736 and 12,450
Similar ratio
Find third proportional to 11,601 and 18,670.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.