Home / 8,886-13,617

Finding the Third Proportional to 8,886 and 13,617

Calculator

Solution

The third proportional to 8,886 and 13,617 is: 20,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886 : 13,617 = 13,617 : x
  2. Step 2: Convert to fraction form
    8,886/13,617 = 13,617/x
  3. Step 3: Cross multiply
    8,886x = 13,617 × 13,617
  4. Step 4: Simplify right side
    8,886x = 185,422,689
  5. Step 5: Solve for x
    x = 185,422,689/8,886
  6. Step 6: Final answer
    x = 20,866.83

Related Problems

Find third proportional to 4,443 and 6,808.50
Half scale
Find third proportional to 17,772 and 27,234
Double scale
Find third proportional to 8,888 and 13,620
Similar ratio
Find third proportional to 13,329 and 20,425.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.