Home / 8,818-13,682

Finding the Third Proportional to 8,818 and 13,682

Calculator

Solution

The third proportional to 8,818 and 13,682 is: 21,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818 : 13,682 = 13,682 : x
  2. Step 2: Convert to fraction form
    8,818/13,682 = 13,682/x
  3. Step 3: Cross multiply
    8,818x = 13,682 × 13,682
  4. Step 4: Simplify right side
    8,818x = 187,197,124
  5. Step 5: Solve for x
    x = 187,197,124/8,818
  6. Step 6: Final answer
    x = 21,228.98

Related Problems

Find third proportional to 4,409 and 6,841
Half scale
Find third proportional to 17,636 and 27,364
Double scale
Find third proportional to 8,820 and 13,685
Similar ratio
Find third proportional to 13,227 and 20,523
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.