Home / 47.72-71.54-24.86

Finding the Fourth Proportional to 47.72, 71.54 and 24.86

Calculator

Solution

The fourth proportional to 47.72, 71.54 and 24.86 is: 37.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47.72 : 71.54 = 24.86 : x
  2. Step 2: Convert to fraction form
    47.72/71.54 = 24.86/x
  3. Step 3: Cross multiply
    47.72x = 71.54 × 24.86
  4. Step 4: Simplify right side
    47.72x = 1,778.48
  5. Step 5: Solve for x
    x = 1,778.48/47.72
  6. Step 6: Final answer
    x = 37.27

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.