Home / 9,035-11,987

Finding the Third Proportional to 9,035 and 11,987

Calculator

Solution

The third proportional to 9,035 and 11,987 is: 15,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,035 : 11,987 = 11,987 : x
  2. Step 2: Convert to fraction form
    9,035/11,987 = 11,987/x
  3. Step 3: Cross multiply
    9,035x = 11,987 × 11,987
  4. Step 4: Simplify right side
    9,035x = 143,688,169
  5. Step 5: Solve for x
    x = 143,688,169/9,035
  6. Step 6: Final answer
    x = 15,903.51

Related Problems

Find third proportional to 4,517.50 and 5,993.50
Half scale
Find third proportional to 18,070 and 23,974
Double scale
Find third proportional to 9,037 and 11,990
Similar ratio
Find third proportional to 13,552.50 and 17,980.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.