Home / 25.67-38.47-9.63

Finding the Fourth Proportional to 25.67, 38.47 and 9.63

Calculator

Solution

The fourth proportional to 25.67, 38.47 and 9.63 is: 14.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.67 : 38.47 = 9.63 : x
  2. Step 2: Convert to fraction form
    25.67/38.47 = 9.63/x
  3. Step 3: Cross multiply
    25.67x = 38.47 × 9.63
  4. Step 4: Simplify right side
    25.67x = 370.47
  5. Step 5: Solve for x
    x = 370.47/25.67
  6. Step 6: Final answer
    x = 14.43

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.