Home / 21,848-51,356

Finding the Third Proportional to 21,848 and 51,356

Calculator

Solution

The third proportional to 21,848 and 51,356 is: 120,717.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848 : 51,356 = 51,356 : x
  2. Step 2: Convert to fraction form
    21,848/51,356 = 51,356/x
  3. Step 3: Cross multiply
    21,848x = 51,356 × 51,356
  4. Step 4: Simplify right side
    21,848x = 2,637,438,736
  5. Step 5: Solve for x
    x = 2,637,438,736/21,848
  6. Step 6: Final answer
    x = 120,717.63

Related Problems

Find third proportional to 10,924 and 25,678
Half scale
Find third proportional to 43,696 and 102,712
Double scale
Find third proportional to 21,850 and 51,361
Similar ratio
Find third proportional to 32,772 and 77,034
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.