Home / 15,228-17,484

Finding the Third Proportional to 15,228 and 17,484

Calculator

Solution

The third proportional to 15,228 and 17,484 is: 20,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228 : 17,484 = 17,484 : x
  2. Step 2: Convert to fraction form
    15,228/17,484 = 17,484/x
  3. Step 3: Cross multiply
    15,228x = 17,484 × 17,484
  4. Step 4: Simplify right side
    15,228x = 305,690,256
  5. Step 5: Solve for x
    x = 305,690,256/15,228
  6. Step 6: Final answer
    x = 20,074.22

Related Problems

Find third proportional to 7,614 and 8,742
Half scale
Find third proportional to 30,456 and 34,968
Double scale
Find third proportional to 15,230 and 17,486
Similar ratio
Find third proportional to 22,842 and 26,226
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.