Home / 26,920-39,740

Finding the Third Proportional to 26,920 and 39,740

Calculator

Solution

The third proportional to 26,920 and 39,740 is: 58,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920 : 39,740 = 39,740 : x
  2. Step 2: Convert to fraction form
    26,920/39,740 = 39,740/x
  3. Step 3: Cross multiply
    26,920x = 39,740 × 39,740
  4. Step 4: Simplify right side
    26,920x = 1,579,267,600
  5. Step 5: Solve for x
    x = 1,579,267,600/26,920
  6. Step 6: Final answer
    x = 58,665.22

Related Problems

Find third proportional to 13,460 and 19,870
Half scale
Find third proportional to 53,840 and 79,480
Double scale
Find third proportional to 26,922 and 39,743
Similar ratio
Find third proportional to 40,380 and 59,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.