Home / 8,299-12,850

Finding the Third Proportional to 8,299 and 12,850

Calculator

Solution

The third proportional to 8,299 and 12,850 is: 19,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299 : 12,850 = 12,850 : x
  2. Step 2: Convert to fraction form
    8,299/12,850 = 12,850/x
  3. Step 3: Cross multiply
    8,299x = 12,850 × 12,850
  4. Step 4: Simplify right side
    8,299x = 165,122,500
  5. Step 5: Solve for x
    x = 165,122,500/8,299
  6. Step 6: Final answer
    x = 19,896.67

Related Problems

Find third proportional to 4,149.50 and 6,425
Half scale
Find third proportional to 16,598 and 25,700
Double scale
Find third proportional to 8,301 and 12,853
Similar ratio
Find third proportional to 12,448.50 and 19,275
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.