Home / 10,800-19,848

Finding the Third Proportional to 10,800 and 19,848

Calculator

Solution

The third proportional to 10,800 and 19,848 is: 36,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800 : 19,848 = 19,848 : x
  2. Step 2: Convert to fraction form
    10,800/19,848 = 19,848/x
  3. Step 3: Cross multiply
    10,800x = 19,848 × 19,848
  4. Step 4: Simplify right side
    10,800x = 393,943,104
  5. Step 5: Solve for x
    x = 393,943,104/10,800
  6. Step 6: Final answer
    x = 36,476.21

Related Problems

Find third proportional to 5,400 and 9,924
Half scale
Find third proportional to 21,600 and 39,696
Double scale
Find third proportional to 10,802 and 19,852
Similar ratio
Find third proportional to 16,200 and 29,772
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.