Home / 26,005-39,980

Finding the Third Proportional to 26,005 and 39,980

Calculator

Solution

The third proportional to 26,005 and 39,980 is: 61,465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005 : 39,980 = 39,980 : x
  2. Step 2: Convert to fraction form
    26,005/39,980 = 39,980/x
  3. Step 3: Cross multiply
    26,005x = 39,980 × 39,980
  4. Step 4: Simplify right side
    26,005x = 1,598,400,400
  5. Step 5: Solve for x
    x = 1,598,400,400/26,005
  6. Step 6: Final answer
    x = 61,465.12

Related Problems

Find third proportional to 13,002.50 and 19,990
Half scale
Find third proportional to 52,010 and 79,960
Double scale
Find third proportional to 26,007 and 39,983
Similar ratio
Find third proportional to 39,007.50 and 59,970
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.