Home / 8,530-12,803

Finding the Third Proportional to 8,530 and 12,803

Calculator

Solution

The third proportional to 8,530 and 12,803 is: 19,216.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530 : 12,803 = 12,803 : x
  2. Step 2: Convert to fraction form
    8,530/12,803 = 12,803/x
  3. Step 3: Cross multiply
    8,530x = 12,803 × 12,803
  4. Step 4: Simplify right side
    8,530x = 163,916,809
  5. Step 5: Solve for x
    x = 163,916,809/8,530
  6. Step 6: Final answer
    x = 19,216.51

Related Problems

Find third proportional to 4,265 and 6,401.50
Half scale
Find third proportional to 17,060 and 25,606
Double scale
Find third proportional to 8,532 and 12,806
Similar ratio
Find third proportional to 12,795 and 19,204.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.