Home / 18,784-43,679

Finding the Third Proportional to 18,784 and 43,679

Calculator

Solution

The third proportional to 18,784 and 43,679 is: 101,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,784 : 43,679 = 43,679 : x
  2. Step 2: Convert to fraction form
    18,784/43,679 = 43,679/x
  3. Step 3: Cross multiply
    18,784x = 43,679 × 43,679
  4. Step 4: Simplify right side
    18,784x = 1,907,855,041
  5. Step 5: Solve for x
    x = 1,907,855,041/18,784
  6. Step 6: Final answer
    x = 101,568.09

Related Problems

Find third proportional to 9,392 and 21,839.50
Half scale
Find third proportional to 37,568 and 87,358
Double scale
Find third proportional to 18,786 and 43,684
Similar ratio
Find third proportional to 28,176 and 65,518.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.