Home / 13,912-18,708

Finding the Third Proportional to 13,912 and 18,708

Calculator

Solution

The third proportional to 13,912 and 18,708 is: 25,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,912 : 18,708 = 18,708 : x
  2. Step 2: Convert to fraction form
    13,912/18,708 = 18,708/x
  3. Step 3: Cross multiply
    13,912x = 18,708 × 18,708
  4. Step 4: Simplify right side
    13,912x = 349,989,264
  5. Step 5: Solve for x
    x = 349,989,264/13,912
  6. Step 6: Final answer
    x = 25,157.37

Related Problems

Find third proportional to 6,956 and 9,354
Half scale
Find third proportional to 27,824 and 37,416
Double scale
Find third proportional to 13,914 and 18,711
Similar ratio
Find third proportional to 20,868 and 28,062
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.