Home / 12,070-21,827

Finding the Third Proportional to 12,070 and 21,827

Calculator

Solution

The third proportional to 12,070 and 21,827 is: 39,471.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070 : 21,827 = 21,827 : x
  2. Step 2: Convert to fraction form
    12,070/21,827 = 21,827/x
  3. Step 3: Cross multiply
    12,070x = 21,827 × 21,827
  4. Step 4: Simplify right side
    12,070x = 476,417,929
  5. Step 5: Solve for x
    x = 476,417,929/12,070
  6. Step 6: Final answer
    x = 39,471.25

Related Problems

Find third proportional to 6,035 and 10,913.50
Half scale
Find third proportional to 24,140 and 43,654
Double scale
Find third proportional to 12,072 and 21,831
Similar ratio
Find third proportional to 18,105 and 32,740.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.