Home / 18,564-40,644

Finding the Third Proportional to 18,564 and 40,644

Calculator

Solution

The third proportional to 18,564 and 40,644 is: 88,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564 : 40,644 = 40,644 : x
  2. Step 2: Convert to fraction form
    18,564/40,644 = 40,644/x
  3. Step 3: Cross multiply
    18,564x = 40,644 × 40,644
  4. Step 4: Simplify right side
    18,564x = 1,651,934,736
  5. Step 5: Solve for x
    x = 1,651,934,736/18,564
  6. Step 6: Final answer
    x = 88,985.93

Related Problems

Find third proportional to 9,282 and 20,322
Half scale
Find third proportional to 37,128 and 81,288
Double scale
Find third proportional to 18,566 and 40,648
Similar ratio
Find third proportional to 27,846 and 60,966
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.