Home / 15,454-17,668

Finding the Third Proportional to 15,454 and 17,668

Calculator

Solution

The third proportional to 15,454 and 17,668 is: 20,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454 : 17,668 = 17,668 : x
  2. Step 2: Convert to fraction form
    15,454/17,668 = 17,668/x
  3. Step 3: Cross multiply
    15,454x = 17,668 × 17,668
  4. Step 4: Simplify right side
    15,454x = 312,158,224
  5. Step 5: Solve for x
    x = 312,158,224/15,454
  6. Step 6: Final answer
    x = 20,199.19

Related Problems

Find third proportional to 7,727 and 8,834
Half scale
Find third proportional to 30,908 and 35,336
Double scale
Find third proportional to 15,456 and 17,670
Similar ratio
Find third proportional to 23,181 and 26,502
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.