Home / 11,388-19,944

Finding the Third Proportional to 11,388 and 19,944

Calculator

Solution

The third proportional to 11,388 and 19,944 is: 34,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388 : 19,944 = 19,944 : x
  2. Step 2: Convert to fraction form
    11,388/19,944 = 19,944/x
  3. Step 3: Cross multiply
    11,388x = 19,944 × 19,944
  4. Step 4: Simplify right side
    11,388x = 397,763,136
  5. Step 5: Solve for x
    x = 397,763,136/11,388
  6. Step 6: Final answer
    x = 34,928.27

Related Problems

Find third proportional to 5,694 and 9,972
Half scale
Find third proportional to 22,776 and 39,888
Double scale
Find third proportional to 11,390 and 19,948
Similar ratio
Find third proportional to 17,082 and 29,916
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.