Home / 19.50-53

Finding the Third Proportional to 19.50 and 53

Calculator

Solution

The third proportional to 19.50 and 53 is: 144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19.50 : 53 = 53 : x
  2. Step 2: Convert to fraction form
    19.50/53 = 53/x
  3. Step 3: Cross multiply
    19.50x = 53 × 53
  4. Step 4: Simplify right side
    19.50x = 2,809
  5. Step 5: Solve for x
    x = 2,809/19.50
  6. Step 6: Final answer
    x = 144.05

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.