Home / 7,914-16,818

Finding the Third Proportional to 7,914 and 16,818

Calculator

Solution

The third proportional to 7,914 and 16,818 is: 35,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914 : 16,818 = 16,818 : x
  2. Step 2: Convert to fraction form
    7,914/16,818 = 16,818/x
  3. Step 3: Cross multiply
    7,914x = 16,818 × 16,818
  4. Step 4: Simplify right side
    7,914x = 282,845,124
  5. Step 5: Solve for x
    x = 282,845,124/7,914
  6. Step 6: Final answer
    x = 35,739.84

Related Problems

Find third proportional to 3,957 and 8,409
Half scale
Find third proportional to 15,828 and 33,636
Double scale
Find third proportional to 7,916 and 16,822
Similar ratio
Find third proportional to 11,871 and 25,227
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.