Home / 43.44-64.87-34.32

Finding the Fourth Proportional to 43.44, 64.87 and 34.32

Calculator

Solution

The fourth proportional to 43.44, 64.87 and 34.32 is: 51.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.44 : 64.87 = 34.32 : x
  2. Step 2: Convert to fraction form
    43.44/64.87 = 34.32/x
  3. Step 3: Cross multiply
    43.44x = 64.87 × 34.32
  4. Step 4: Simplify right side
    43.44x = 2,226.34
  5. Step 5: Solve for x
    x = 2,226.34/43.44
  6. Step 6: Final answer
    x = 51.25

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.