Home / 8,880-13,242

Finding the Third Proportional to 8,880 and 13,242

Calculator

Solution

The third proportional to 8,880 and 13,242 is: 19,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880 : 13,242 = 13,242 : x
  2. Step 2: Convert to fraction form
    8,880/13,242 = 13,242/x
  3. Step 3: Cross multiply
    8,880x = 13,242 × 13,242
  4. Step 4: Simplify right side
    8,880x = 175,350,564
  5. Step 5: Solve for x
    x = 175,350,564/8,880
  6. Step 6: Final answer
    x = 19,746.69

Related Problems

Find third proportional to 4,440 and 6,621
Half scale
Find third proportional to 17,760 and 26,484
Double scale
Find third proportional to 8,882 and 13,245
Similar ratio
Find third proportional to 13,320 and 19,863
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.