Home / 13,858-28,702

Finding the Third Proportional to 13,858 and 28,702

Calculator

Solution

The third proportional to 13,858 and 28,702 is: 59,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858 : 28,702 = 28,702 : x
  2. Step 2: Convert to fraction form
    13,858/28,702 = 28,702/x
  3. Step 3: Cross multiply
    13,858x = 28,702 × 28,702
  4. Step 4: Simplify right side
    13,858x = 823,804,804
  5. Step 5: Solve for x
    x = 823,804,804/13,858
  6. Step 6: Final answer
    x = 59,446.15

Related Problems

Find third proportional to 6,929 and 14,351
Half scale
Find third proportional to 27,716 and 57,404
Double scale
Find third proportional to 13,860 and 28,706
Similar ratio
Find third proportional to 20,787 and 43,053
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.