Home / 17,328-26,820

Finding the Third Proportional to 17,328 and 26,820

Calculator

Solution

The third proportional to 17,328 and 26,820 is: 41,511.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328 : 26,820 = 26,820 : x
  2. Step 2: Convert to fraction form
    17,328/26,820 = 26,820/x
  3. Step 3: Cross multiply
    17,328x = 26,820 × 26,820
  4. Step 4: Simplify right side
    17,328x = 719,312,400
  5. Step 5: Solve for x
    x = 719,312,400/17,328
  6. Step 6: Final answer
    x = 41,511.57

Related Problems

Find third proportional to 8,664 and 13,410
Half scale
Find third proportional to 34,656 and 53,640
Double scale
Find third proportional to 17,330 and 26,823
Similar ratio
Find third proportional to 25,992 and 40,230
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.