Home / 18,394-39,704

Finding the Third Proportional to 18,394 and 39,704

Calculator

Solution

The third proportional to 18,394 and 39,704 is: 85,702.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394 : 39,704 = 39,704 : x
  2. Step 2: Convert to fraction form
    18,394/39,704 = 39,704/x
  3. Step 3: Cross multiply
    18,394x = 39,704 × 39,704
  4. Step 4: Simplify right side
    18,394x = 1,576,407,616
  5. Step 5: Solve for x
    x = 1,576,407,616/18,394
  6. Step 6: Final answer
    x = 85,702.27

Related Problems

Find third proportional to 9,197 and 19,852
Half scale
Find third proportional to 36,788 and 79,408
Double scale
Find third proportional to 18,396 and 39,708
Similar ratio
Find third proportional to 27,591 and 59,556
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.