Home / 30,469-45,448

Finding the Third Proportional to 30,469 and 45,448

Calculator

Solution

The third proportional to 30,469 and 45,448 is: 67,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,469 : 45,448 = 45,448 : x
  2. Step 2: Convert to fraction form
    30,469/45,448 = 45,448/x
  3. Step 3: Cross multiply
    30,469x = 45,448 × 45,448
  4. Step 4: Simplify right side
    30,469x = 2,065,520,704
  5. Step 5: Solve for x
    x = 2,065,520,704/30,469
  6. Step 6: Final answer
    x = 67,790.89

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.