Home / 9,403-13,228

Finding the Third Proportional to 9,403 and 13,228

Calculator

Solution

The third proportional to 9,403 and 13,228 is: 18,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403 : 13,228 = 13,228 : x
  2. Step 2: Convert to fraction form
    9,403/13,228 = 13,228/x
  3. Step 3: Cross multiply
    9,403x = 13,228 × 13,228
  4. Step 4: Simplify right side
    9,403x = 174,979,984
  5. Step 5: Solve for x
    x = 174,979,984/9,403
  6. Step 6: Final answer
    x = 18,608.95

Related Problems

Find third proportional to 4,701.50 and 6,614
Half scale
Find third proportional to 18,806 and 26,456
Double scale
Find third proportional to 9,405 and 13,231
Similar ratio
Find third proportional to 14,104.50 and 19,842
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.