Home / 8,274-12,795

Finding the Third Proportional to 8,274 and 12,795

Calculator

Solution

The third proportional to 8,274 and 12,795 is: 19,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274 : 12,795 = 12,795 : x
  2. Step 2: Convert to fraction form
    8,274/12,795 = 12,795/x
  3. Step 3: Cross multiply
    8,274x = 12,795 × 12,795
  4. Step 4: Simplify right side
    8,274x = 163,712,025
  5. Step 5: Solve for x
    x = 163,712,025/8,274
  6. Step 6: Final answer
    x = 19,786.32

Related Problems

Find third proportional to 4,137 and 6,397.50
Half scale
Find third proportional to 16,548 and 25,590
Double scale
Find third proportional to 8,276 and 12,798
Similar ratio
Find third proportional to 12,411 and 19,192.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.