Home / 11,207-14,919

Finding the Third Proportional to 11,207 and 14,919

Calculator

Solution

The third proportional to 11,207 and 14,919 is: 19,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207 : 14,919 = 14,919 : x
  2. Step 2: Convert to fraction form
    11,207/14,919 = 14,919/x
  3. Step 3: Cross multiply
    11,207x = 14,919 × 14,919
  4. Step 4: Simplify right side
    11,207x = 222,576,561
  5. Step 5: Solve for x
    x = 222,576,561/11,207
  6. Step 6: Final answer
    x = 19,860.49

Related Problems

Find third proportional to 5,603.50 and 7,459.50
Half scale
Find third proportional to 22,414 and 29,838
Double scale
Find third proportional to 11,209 and 14,922
Similar ratio
Find third proportional to 16,810.50 and 22,378.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.