Home / 11,700-15,762

Finding the Third Proportional to 11,700 and 15,762

Calculator

Solution

The third proportional to 11,700 and 15,762 is: 21,234.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700 : 15,762 = 15,762 : x
  2. Step 2: Convert to fraction form
    11,700/15,762 = 15,762/x
  3. Step 3: Cross multiply
    11,700x = 15,762 × 15,762
  4. Step 4: Simplify right side
    11,700x = 248,440,644
  5. Step 5: Solve for x
    x = 248,440,644/11,700
  6. Step 6: Final answer
    x = 21,234.24

Related Problems

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.