Home / 7,200-16,898

Finding the Third Proportional to 7,200 and 16,898

Calculator

Solution

The third proportional to 7,200 and 16,898 is: 39,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200 : 16,898 = 16,898 : x
  2. Step 2: Convert to fraction form
    7,200/16,898 = 16,898/x
  3. Step 3: Cross multiply
    7,200x = 16,898 × 16,898
  4. Step 4: Simplify right side
    7,200x = 285,542,404
  5. Step 5: Solve for x
    x = 285,542,404/7,200
  6. Step 6: Final answer
    x = 39,658.67

Related Problems

Find third proportional to 3,600 and 8,449
Half scale
Find third proportional to 14,400 and 33,796
Double scale
Find third proportional to 7,202 and 16,903
Similar ratio
Find third proportional to 10,800 and 25,347
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.