Home / 7,998-12,518

Finding the Third Proportional to 7,998 and 12,518

Calculator

Solution

The third proportional to 7,998 and 12,518 is: 19,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998 : 12,518 = 12,518 : x
  2. Step 2: Convert to fraction form
    7,998/12,518 = 12,518/x
  3. Step 3: Cross multiply
    7,998x = 12,518 × 12,518
  4. Step 4: Simplify right side
    7,998x = 156,700,324
  5. Step 5: Solve for x
    x = 156,700,324/7,998
  6. Step 6: Final answer
    x = 19,592.44

Related Problems

Find third proportional to 3,999 and 6,259
Half scale
Find third proportional to 15,996 and 25,036
Double scale
Find third proportional to 8,000 and 12,521
Similar ratio
Find third proportional to 11,997 and 18,777
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.