Home / 14,520-18,360

Finding the Third Proportional to 14,520 and 18,360

Calculator

Solution

The third proportional to 14,520 and 18,360 is: 23,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520 : 18,360 = 18,360 : x
  2. Step 2: Convert to fraction form
    14,520/18,360 = 18,360/x
  3. Step 3: Cross multiply
    14,520x = 18,360 × 18,360
  4. Step 4: Simplify right side
    14,520x = 337,089,600
  5. Step 5: Solve for x
    x = 337,089,600/14,520
  6. Step 6: Final answer
    x = 23,215.54

Related Problems

Find third proportional to 7,260 and 9,180
Half scale
Find third proportional to 29,040 and 36,720
Double scale
Find third proportional to 14,522 and 18,363
Similar ratio
Find third proportional to 21,780 and 27,540
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.