Home / 21,843-34,641

Finding the Third Proportional to 21,843 and 34,641

Calculator

Solution

The third proportional to 21,843 and 34,641 is: 54,937.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843 : 34,641 = 34,641 : x
  2. Step 2: Convert to fraction form
    21,843/34,641 = 34,641/x
  3. Step 3: Cross multiply
    21,843x = 34,641 × 34,641
  4. Step 4: Simplify right side
    21,843x = 1,199,998,881
  5. Step 5: Solve for x
    x = 1,199,998,881/21,843
  6. Step 6: Final answer
    x = 54,937.46

Related Problems

Find third proportional to 10,921.50 and 17,320.50
Half scale
Find third proportional to 43,686 and 69,282
Double scale
Find third proportional to 21,845 and 34,644
Similar ratio
Find third proportional to 32,764.50 and 51,961.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.