Home / 8,454-18,852

Finding the Third Proportional to 8,454 and 18,852

Calculator

Solution

The third proportional to 8,454 and 18,852 is: 42,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454 : 18,852 = 18,852 : x
  2. Step 2: Convert to fraction form
    8,454/18,852 = 18,852/x
  3. Step 3: Cross multiply
    8,454x = 18,852 × 18,852
  4. Step 4: Simplify right side
    8,454x = 355,397,904
  5. Step 5: Solve for x
    x = 355,397,904/8,454
  6. Step 6: Final answer
    x = 42,039.02

Related Problems

Find third proportional to 4,227 and 9,426
Half scale
Find third proportional to 16,908 and 37,704
Double scale
Find third proportional to 8,456 and 18,856
Similar ratio
Find third proportional to 12,681 and 28,278
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.