Home / 70.14-105.18-24.47

Finding the Fourth Proportional to 70.14, 105.18 and 24.47

Calculator

Solution

The fourth proportional to 70.14, 105.18 and 24.47 is: 36.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70.14 : 105.18 = 24.47 : x
  2. Step 2: Convert to fraction form
    70.14/105.18 = 24.47/x
  3. Step 3: Cross multiply
    70.14x = 105.18 × 24.47
  4. Step 4: Simplify right side
    70.14x = 2,573.75
  5. Step 5: Solve for x
    x = 2,573.75/70.14
  6. Step 6: Final answer
    x = 36.69

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.