Home / 7,748-18,668

Finding the Third Proportional to 7,748 and 18,668

Calculator

Solution

The third proportional to 7,748 and 18,668 is: 44,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748 : 18,668 = 18,668 : x
  2. Step 2: Convert to fraction form
    7,748/18,668 = 18,668/x
  3. Step 3: Cross multiply
    7,748x = 18,668 × 18,668
  4. Step 4: Simplify right side
    7,748x = 348,494,224
  5. Step 5: Solve for x
    x = 348,494,224/7,748
  6. Step 6: Final answer
    x = 44,978.60

Related Problems

Find third proportional to 3,874 and 9,334
Half scale
Find third proportional to 15,496 and 37,336
Double scale
Find third proportional to 7,750 and 18,673
Similar ratio
Find third proportional to 11,622 and 28,002
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.