Home / 8,216-15,464

Finding the Third Proportional to 8,216 and 15,464

Calculator

Solution

The third proportional to 8,216 and 15,464 is: 29,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216 : 15,464 = 15,464 : x
  2. Step 2: Convert to fraction form
    8,216/15,464 = 15,464/x
  3. Step 3: Cross multiply
    8,216x = 15,464 × 15,464
  4. Step 4: Simplify right side
    8,216x = 239,135,296
  5. Step 5: Solve for x
    x = 239,135,296/8,216
  6. Step 6: Final answer
    x = 29,106.05

Related Problems

Find third proportional to 4,108 and 7,732
Half scale
Find third proportional to 16,432 and 30,928
Double scale
Find third proportional to 8,218 and 15,468
Similar ratio
Find third proportional to 12,324 and 23,196
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.