Home / 8,376-18,426

Finding the Third Proportional to 8,376 and 18,426

Calculator

Solution

The third proportional to 8,376 and 18,426 is: 40,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376 : 18,426 = 18,426 : x
  2. Step 2: Convert to fraction form
    8,376/18,426 = 18,426/x
  3. Step 3: Cross multiply
    8,376x = 18,426 × 18,426
  4. Step 4: Simplify right side
    8,376x = 339,517,476
  5. Step 5: Solve for x
    x = 339,517,476/8,376
  6. Step 6: Final answer
    x = 40,534.56

Related Problems

Find third proportional to 4,188 and 9,213
Half scale
Find third proportional to 16,752 and 36,852
Double scale
Find third proportional to 8,378 and 18,430
Similar ratio
Find third proportional to 12,564 and 27,639
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.