Home / 7,200-14,912

Finding the Third Proportional to 7,200 and 14,912

Calculator

Solution

The third proportional to 7,200 and 14,912 is: 30,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200 : 14,912 = 14,912 : x
  2. Step 2: Convert to fraction form
    7,200/14,912 = 14,912/x
  3. Step 3: Cross multiply
    7,200x = 14,912 × 14,912
  4. Step 4: Simplify right side
    7,200x = 222,367,744
  5. Step 5: Solve for x
    x = 222,367,744/7,200
  6. Step 6: Final answer
    x = 30,884.41

Related Problems

Find third proportional to 3,600 and 7,456
Half scale
Find third proportional to 14,400 and 29,824
Double scale
Find third proportional to 7,202 and 14,916
Similar ratio
Find third proportional to 10,800 and 22,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.