Home / 28,206-37,989

Finding the Third Proportional to 28,206 and 37,989

Calculator

Solution

The third proportional to 28,206 and 37,989 is: 51,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206 : 37,989 = 37,989 : x
  2. Step 2: Convert to fraction form
    28,206/37,989 = 37,989/x
  3. Step 3: Cross multiply
    28,206x = 37,989 × 37,989
  4. Step 4: Simplify right side
    28,206x = 1,443,164,121
  5. Step 5: Solve for x
    x = 1,443,164,121/28,206
  6. Step 6: Final answer
    x = 51,165.15

Related Problems

Find third proportional to 14,103 and 18,994.50
Half scale
Find third proportional to 56,412 and 75,978
Double scale
Find third proportional to 28,208 and 37,992
Similar ratio
Find third proportional to 42,309 and 56,983.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.