Home / 30,922.59-42,670.71-18,176.23

Finding the Fourth Proportional to 30,922.59, 42,670.71 and 18,176.23

Calculator

Solution

The fourth proportional to 30,922.59, 42,670.71 and 18,176.23 is: 25,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,922.59 : 42,670.71 = 18,176.23 : x
  2. Step 2: Convert to fraction form
    30,922.59/42,670.71 = 18,176.23/x
  3. Step 3: Cross multiply
    30,922.59x = 42,670.71 × 18,176.23
  4. Step 4: Simplify right side
    30,922.59x = 775,592,639.22
  5. Step 5: Solve for x
    x = 775,592,639.22/30,922.59
  6. Step 6: Final answer
    x = 25,081.75

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.