Home / 8,338-12,585

Finding the Third Proportional to 8,338 and 12,585

Calculator

Solution

The third proportional to 8,338 and 12,585 is: 18,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338 : 12,585 = 12,585 : x
  2. Step 2: Convert to fraction form
    8,338/12,585 = 12,585/x
  3. Step 3: Cross multiply
    8,338x = 12,585 × 12,585
  4. Step 4: Simplify right side
    8,338x = 158,382,225
  5. Step 5: Solve for x
    x = 158,382,225/8,338
  6. Step 6: Final answer
    x = 18,995.23

Related Problems

Find third proportional to 4,169 and 6,292.50
Half scale
Find third proportional to 16,676 and 25,170
Double scale
Find third proportional to 8,340 and 12,588
Similar ratio
Find third proportional to 12,507 and 18,877.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.