Home / 18,760-40,982

Finding the Third Proportional to 18,760 and 40,982

Calculator

Solution

The third proportional to 18,760 and 40,982 is: 89,526.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760 : 40,982 = 40,982 : x
  2. Step 2: Convert to fraction form
    18,760/40,982 = 40,982/x
  3. Step 3: Cross multiply
    18,760x = 40,982 × 40,982
  4. Step 4: Simplify right side
    18,760x = 1,679,524,324
  5. Step 5: Solve for x
    x = 1,679,524,324/18,760
  6. Step 6: Final answer
    x = 89,526.88

Related Problems

Find third proportional to 9,380 and 20,491
Half scale
Find third proportional to 37,520 and 81,964
Double scale
Find third proportional to 18,762 and 40,986
Similar ratio
Find third proportional to 28,140 and 61,473
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.