Home / 27,291.54-40,861.38-13,935.69

Finding the Fourth Proportional to 27,291.54, 40,861.38 and 13,935.69

Calculator

Solution

The fourth proportional to 27,291.54, 40,861.38 and 13,935.69 is: 20,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.54 : 40,861.38 = 13,935.69 : x
  2. Step 2: Convert to fraction form
    27,291.54/40,861.38 = 13,935.69/x
  3. Step 3: Cross multiply
    27,291.54x = 40,861.38 × 13,935.69
  4. Step 4: Simplify right side
    27,291.54x = 569,431,524.65
  5. Step 5: Solve for x
    x = 569,431,524.65/27,291.54
  6. Step 6: Final answer
    x = 20,864.76

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.