Home / 15,693-27,930

Finding the Third Proportional to 15,693 and 27,930

Calculator

Solution

The third proportional to 15,693 and 27,930 is: 49,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693 : 27,930 = 27,930 : x
  2. Step 2: Convert to fraction form
    15,693/27,930 = 27,930/x
  3. Step 3: Cross multiply
    15,693x = 27,930 × 27,930
  4. Step 4: Simplify right side
    15,693x = 780,084,900
  5. Step 5: Solve for x
    x = 780,084,900/15,693
  6. Step 6: Final answer
    x = 49,709.10

Related Problems

Find third proportional to 7,846.50 and 13,965
Half scale
Find third proportional to 31,386 and 55,860
Double scale
Find third proportional to 15,695 and 27,934
Similar ratio
Find third proportional to 23,539.50 and 41,895
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.