Home / 12,030-18,876

Finding the Third Proportional to 12,030 and 18,876

Calculator

Solution

The third proportional to 12,030 and 18,876 is: 29,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030 : 18,876 = 18,876 : x
  2. Step 2: Convert to fraction form
    12,030/18,876 = 18,876/x
  3. Step 3: Cross multiply
    12,030x = 18,876 × 18,876
  4. Step 4: Simplify right side
    12,030x = 356,303,376
  5. Step 5: Solve for x
    x = 356,303,376/12,030
  6. Step 6: Final answer
    x = 29,617.90

Related Problems

Find third proportional to 6,015 and 9,438
Half scale
Find third proportional to 24,060 and 37,752
Double scale
Find third proportional to 12,032 and 18,879
Similar ratio
Find third proportional to 18,045 and 28,314
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.