Home / 8,502-13,137

Finding the Third Proportional to 8,502 and 13,137

Calculator

Solution

The third proportional to 8,502 and 13,137 is: 20,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502 : 13,137 = 13,137 : x
  2. Step 2: Convert to fraction form
    8,502/13,137 = 13,137/x
  3. Step 3: Cross multiply
    8,502x = 13,137 × 13,137
  4. Step 4: Simplify right side
    8,502x = 172,580,769
  5. Step 5: Solve for x
    x = 172,580,769/8,502
  6. Step 6: Final answer
    x = 20,298.84

Related Problems

Find third proportional to 4,251 and 6,568.50
Half scale
Find third proportional to 17,004 and 26,274
Double scale
Find third proportional to 8,504 and 13,140
Similar ratio
Find third proportional to 12,753 and 19,705.50
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.