Home / 39.95-55.10-24.39

Finding the Fourth Proportional to 39.95, 55.10 and 24.39

Calculator

Solution

The fourth proportional to 39.95, 55.10 and 24.39 is: 33.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.95 : 55.10 = 24.39 : x
  2. Step 2: Convert to fraction form
    39.95/55.10 = 24.39/x
  3. Step 3: Cross multiply
    39.95x = 55.10 × 24.39
  4. Step 4: Simplify right side
    39.95x = 1,343.77
  5. Step 5: Solve for x
    x = 1,343.77/39.95
  6. Step 6: Final answer
    x = 33.64

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.