Home / 11,679-27,699

Finding the Third Proportional to 11,679 and 27,699

Calculator

Solution

The third proportional to 11,679 and 27,699 is: 65,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679 : 27,699 = 27,699 : x
  2. Step 2: Convert to fraction form
    11,679/27,699 = 27,699/x
  3. Step 3: Cross multiply
    11,679x = 27,699 × 27,699
  4. Step 4: Simplify right side
    11,679x = 767,234,601
  5. Step 5: Solve for x
    x = 767,234,601/11,679
  6. Step 6: Final answer
    x = 65,693.52

Related Problems

Find third proportional to 5,839.50 and 13,849.50
Half scale
Find third proportional to 23,358 and 55,398
Double scale
Find third proportional to 11,681 and 27,704
Similar ratio
Find third proportional to 17,518.50 and 41,548.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.