Home / 10,938-14,781

Finding the Third Proportional to 10,938 and 14,781

Calculator

Solution

The third proportional to 10,938 and 14,781 is: 19,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938 : 14,781 = 14,781 : x
  2. Step 2: Convert to fraction form
    10,938/14,781 = 14,781/x
  3. Step 3: Cross multiply
    10,938x = 14,781 × 14,781
  4. Step 4: Simplify right side
    10,938x = 218,477,961
  5. Step 5: Solve for x
    x = 218,477,961/10,938
  6. Step 6: Final answer
    x = 19,974.21

Related Problems

Find third proportional to 5,469 and 7,390.50
Half scale
Find third proportional to 21,876 and 29,562
Double scale
Find third proportional to 10,940 and 14,784
Similar ratio
Find third proportional to 16,407 and 22,171.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.