Home / 8,963-13,440

Finding the Third Proportional to 8,963 and 13,440

Calculator

Solution

The third proportional to 8,963 and 13,440 is: 20,153.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963 : 13,440 = 13,440 : x
  2. Step 2: Convert to fraction form
    8,963/13,440 = 13,440/x
  3. Step 3: Cross multiply
    8,963x = 13,440 × 13,440
  4. Step 4: Simplify right side
    8,963x = 180,633,600
  5. Step 5: Solve for x
    x = 180,633,600/8,963
  6. Step 6: Final answer
    x = 20,153.25

Related Problems

Find third proportional to 4,481.50 and 6,720
Half scale
Find third proportional to 17,926 and 26,880
Double scale
Find third proportional to 8,965 and 13,443
Similar ratio
Find third proportional to 13,444.50 and 20,160
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.