Home / 5,586-12,989

Finding the Third Proportional to 5,586 and 12,989

Calculator

Solution

The third proportional to 5,586 and 12,989 is: 30,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586 : 12,989 = 12,989 : x
  2. Step 2: Convert to fraction form
    5,586/12,989 = 12,989/x
  3. Step 3: Cross multiply
    5,586x = 12,989 × 12,989
  4. Step 4: Simplify right side
    5,586x = 168,714,121
  5. Step 5: Solve for x
    x = 168,714,121/5,586
  6. Step 6: Final answer
    x = 30,203.03

Related Problems

Find third proportional to 2,793 and 6,494.50
Half scale
Find third proportional to 11,172 and 25,978
Double scale
Find third proportional to 5,588 and 12,994
Similar ratio
Find third proportional to 8,379 and 19,483.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.