Home / 8,882.50-20,509

Finding the Third Proportional to 8,882.50 and 20,509

Calculator

Solution

The third proportional to 8,882.50 and 20,509 is: 47,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.50 : 20,509 = 20,509 : x
  2. Step 2: Convert to fraction form
    8,882.50/20,509 = 20,509/x
  3. Step 3: Cross multiply
    8,882.50x = 20,509 × 20,509
  4. Step 4: Simplify right side
    8,882.50x = 420,619,081
  5. Step 5: Solve for x
    x = 420,619,081/8,882.50
  6. Step 6: Final answer
    x = 47,353.68

Related Problems

Find third proportional to 4,441.25 and 10,254.50
Half scale
Find third proportional to 17,765 and 41,018
Double scale
Find third proportional to 8,885 and 20,514
Similar ratio
Find third proportional to 13,323.75 and 30,763.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.