Home / 13,340-27,988

Finding the Third Proportional to 13,340 and 27,988

Calculator

Solution

The third proportional to 13,340 and 27,988 is: 58,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340 : 27,988 = 27,988 : x
  2. Step 2: Convert to fraction form
    13,340/27,988 = 27,988/x
  3. Step 3: Cross multiply
    13,340x = 27,988 × 27,988
  4. Step 4: Simplify right side
    13,340x = 783,328,144
  5. Step 5: Solve for x
    x = 783,328,144/13,340
  6. Step 6: Final answer
    x = 58,720.25

Related Problems

Find third proportional to 6,670 and 13,994
Half scale
Find third proportional to 26,680 and 55,976
Double scale
Find third proportional to 13,342 and 27,992
Similar ratio
Find third proportional to 20,010 and 41,982
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.