Home / 13,652-20,730

Finding the Third Proportional to 13,652 and 20,730

Calculator

Solution

The third proportional to 13,652 and 20,730 is: 31,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652 : 20,730 = 20,730 : x
  2. Step 2: Convert to fraction form
    13,652/20,730 = 20,730/x
  3. Step 3: Cross multiply
    13,652x = 20,730 × 20,730
  4. Step 4: Simplify right side
    13,652x = 429,732,900
  5. Step 5: Solve for x
    x = 429,732,900/13,652
  6. Step 6: Final answer
    x = 31,477.65

Related Problems

Find third proportional to 6,826 and 10,365
Half scale
Find third proportional to 27,304 and 41,460
Double scale
Find third proportional to 13,654 and 20,733
Similar ratio
Find third proportional to 20,478 and 31,095
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.