Home / 46.50-64.12-31.94

Finding the Fourth Proportional to 46.50, 64.12 and 31.94

Calculator

Solution

The fourth proportional to 46.50, 64.12 and 31.94 is: 44.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.50 : 64.12 = 31.94 : x
  2. Step 2: Convert to fraction form
    46.50/64.12 = 31.94/x
  3. Step 3: Cross multiply
    46.50x = 64.12 × 31.94
  4. Step 4: Simplify right side
    46.50x = 2,047.99
  5. Step 5: Solve for x
    x = 2,047.99/46.50
  6. Step 6: Final answer
    x = 44.04

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.