Home / 27,615.90-41,416.90-7,894.56

Finding the Fourth Proportional to 27,615.90, 41,416.90 and 7,894.56

Calculator

Solution

The fourth proportional to 27,615.90, 41,416.90 and 7,894.56 is: 11,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,615.90 : 41,416.90 = 7,894.56 : x
  2. Step 2: Convert to fraction form
    27,615.90/41,416.90 = 7,894.56/x
  3. Step 3: Cross multiply
    27,615.90x = 41,416.90 × 7,894.56
  4. Step 4: Simplify right side
    27,615.90x = 326,968,202.06
  5. Step 5: Solve for x
    x = 326,968,202.06/27,615.90
  6. Step 6: Final answer
    x = 11,839.85

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.