Home / 12,682-18,553

Finding the Third Proportional to 12,682 and 18,553

Calculator

Solution

The third proportional to 12,682 and 18,553 is: 27,141.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682 : 18,553 = 18,553 : x
  2. Step 2: Convert to fraction form
    12,682/18,553 = 18,553/x
  3. Step 3: Cross multiply
    12,682x = 18,553 × 18,553
  4. Step 4: Simplify right side
    12,682x = 344,213,809
  5. Step 5: Solve for x
    x = 344,213,809/12,682
  6. Step 6: Final answer
    x = 27,141.92

Related Problems

Find third proportional to 6,341 and 9,276.50
Half scale
Find third proportional to 25,364 and 37,106
Double scale
Find third proportional to 12,684 and 18,556
Similar ratio
Find third proportional to 19,023 and 27,829.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.