Home / 14,684-20,920

Finding the Third Proportional to 14,684 and 20,920

Calculator

Solution

The third proportional to 14,684 and 20,920 is: 29,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684 : 20,920 = 20,920 : x
  2. Step 2: Convert to fraction form
    14,684/20,920 = 20,920/x
  3. Step 3: Cross multiply
    14,684x = 20,920 × 20,920
  4. Step 4: Simplify right side
    14,684x = 437,646,400
  5. Step 5: Solve for x
    x = 437,646,400/14,684
  6. Step 6: Final answer
    x = 29,804.30

Related Problems

Find third proportional to 7,342 and 10,460
Half scale
Find third proportional to 29,368 and 41,840
Double scale
Find third proportional to 14,686 and 20,923
Similar ratio
Find third proportional to 22,026 and 31,380
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.