Home / 7,251-11,980.50

Finding the Third Proportional to 7,251 and 11,980.50

Calculator

Solution

The third proportional to 7,251 and 11,980.50 is: 19,794.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251 : 11,980.50 = 11,980.50 : x
  2. Step 2: Convert to fraction form
    7,251/11,980.50 = 11,980.50/x
  3. Step 3: Cross multiply
    7,251x = 11,980.50 × 11,980.50
  4. Step 4: Simplify right side
    7,251x = 143,532,380.25
  5. Step 5: Solve for x
    x = 143,532,380.25/7,251
  6. Step 6: Final answer
    x = 19,794.84

Related Problems

Find third proportional to 3,625.50 and 5,990.25
Half scale
Find third proportional to 14,502 and 23,961
Double scale
Find third proportional to 7,253 and 11,984
Similar ratio
Find third proportional to 10,876.50 and 17,970.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.