Home / 30.16-41.54-26.51

Finding the Fourth Proportional to 30.16, 41.54 and 26.51

Calculator

Solution

The fourth proportional to 30.16, 41.54 and 26.51 is: 36.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30.16 : 41.54 = 26.51 : x
  2. Step 2: Convert to fraction form
    30.16/41.54 = 26.51/x
  3. Step 3: Cross multiply
    30.16x = 41.54 × 26.51
  4. Step 4: Simplify right side
    30.16x = 1,101.20
  5. Step 5: Solve for x
    x = 1,101.20/30.16
  6. Step 6: Final answer
    x = 36.51

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.