Home / 13,518-18,450

Finding the Third Proportional to 13,518 and 18,450

Calculator

Solution

The third proportional to 13,518 and 18,450 is: 25,181.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518 : 18,450 = 18,450 : x
  2. Step 2: Convert to fraction form
    13,518/18,450 = 18,450/x
  3. Step 3: Cross multiply
    13,518x = 18,450 × 18,450
  4. Step 4: Simplify right side
    13,518x = 340,402,500
  5. Step 5: Solve for x
    x = 340,402,500/13,518
  6. Step 6: Final answer
    x = 25,181.42

Related Problems

Find third proportional to 6,759 and 9,225
Half scale
Find third proportional to 27,036 and 36,900
Double scale
Find third proportional to 13,520 and 18,453
Similar ratio
Find third proportional to 20,277 and 27,675
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.