Home / 55.64-76.82-34.93

Finding the Fourth Proportional to 55.64, 76.82 and 34.93

Calculator

Solution

The fourth proportional to 55.64, 76.82 and 34.93 is: 48.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.64 : 76.82 = 34.93 : x
  2. Step 2: Convert to fraction form
    55.64/76.82 = 34.93/x
  3. Step 3: Cross multiply
    55.64x = 76.82 × 34.93
  4. Step 4: Simplify right side
    55.64x = 2,682.94
  5. Step 5: Solve for x
    x = 2,682.94/55.64
  6. Step 6: Final answer
    x = 48.22

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.