Home / 50.88-76.49-35.72

Finding the Fourth Proportional to 50.88, 76.49 and 35.72

Calculator

Solution

The fourth proportional to 50.88, 76.49 and 35.72 is: 53.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.88 : 76.49 = 35.72 : x
  2. Step 2: Convert to fraction form
    50.88/76.49 = 35.72/x
  3. Step 3: Cross multiply
    50.88x = 76.49 × 35.72
  4. Step 4: Simplify right side
    50.88x = 2,732.04
  5. Step 5: Solve for x
    x = 2,732.04/50.88
  6. Step 6: Final answer
    x = 53.70

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.