Home / 13,668-18,551

Finding the Third Proportional to 13,668 and 18,551

Calculator

Solution

The third proportional to 13,668 and 18,551 is: 25,178.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,668 : 18,551 = 18,551 : x
  2. Step 2: Convert to fraction form
    13,668/18,551 = 18,551/x
  3. Step 3: Cross multiply
    13,668x = 18,551 × 18,551
  4. Step 4: Simplify right side
    13,668x = 344,139,601
  5. Step 5: Solve for x
    x = 344,139,601/13,668
  6. Step 6: Final answer
    x = 25,178.49

Related Problems

Find third proportional to 6,834 and 9,275.50
Half scale
Find third proportional to 27,336 and 37,102
Double scale
Find third proportional to 13,670 and 18,554
Similar ratio
Find third proportional to 20,502 and 27,826.50
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.