Home / 8,315-18,196

Finding the Third Proportional to 8,315 and 18,196

Calculator

Solution

The third proportional to 8,315 and 18,196 is: 39,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315 : 18,196 = 18,196 : x
  2. Step 2: Convert to fraction form
    8,315/18,196 = 18,196/x
  3. Step 3: Cross multiply
    8,315x = 18,196 × 18,196
  4. Step 4: Simplify right side
    8,315x = 331,094,416
  5. Step 5: Solve for x
    x = 331,094,416/8,315
  6. Step 6: Final answer
    x = 39,818.93

Related Problems

Find third proportional to 4,157.50 and 9,098
Half scale
Find third proportional to 16,630 and 36,392
Double scale
Find third proportional to 8,317 and 18,200
Similar ratio
Find third proportional to 12,472.50 and 27,294
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.