Home / 18,634-39,354

Finding the Third Proportional to 18,634 and 39,354

Calculator

Solution

The third proportional to 18,634 and 39,354 is: 83,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634 : 39,354 = 39,354 : x
  2. Step 2: Convert to fraction form
    18,634/39,354 = 39,354/x
  3. Step 3: Cross multiply
    18,634x = 39,354 × 39,354
  4. Step 4: Simplify right side
    18,634x = 1,548,737,316
  5. Step 5: Solve for x
    x = 1,548,737,316/18,634
  6. Step 6: Final answer
    x = 83,113.52

Related Problems

Find third proportional to 9,317 and 19,677
Half scale
Find third proportional to 37,268 and 78,708
Double scale
Find third proportional to 18,636 and 39,358
Similar ratio
Find third proportional to 27,951 and 59,031
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.