Home / 14,668-21,020

Finding the Third Proportional to 14,668 and 21,020

Calculator

Solution

The third proportional to 14,668 and 21,020 is: 30,122.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668 : 21,020 = 21,020 : x
  2. Step 2: Convert to fraction form
    14,668/21,020 = 21,020/x
  3. Step 3: Cross multiply
    14,668x = 21,020 × 21,020
  4. Step 4: Simplify right side
    14,668x = 441,840,400
  5. Step 5: Solve for x
    x = 441,840,400/14,668
  6. Step 6: Final answer
    x = 30,122.74

Related Problems

Find third proportional to 7,334 and 10,510
Half scale
Find third proportional to 29,336 and 42,040
Double scale
Find third proportional to 14,670 and 21,023
Similar ratio
Find third proportional to 22,002 and 31,530
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.