Home / 27,021.13-40,549.41-12,230.19

Finding the Fourth Proportional to 27,021.13, 40,549.41 and 12,230.19

Calculator

Solution

The fourth proportional to 27,021.13, 40,549.41 and 12,230.19 is: 18,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.13 : 40,549.41 = 12,230.19 : x
  2. Step 2: Convert to fraction form
    27,021.13/40,549.41 = 12,230.19/x
  3. Step 3: Cross multiply
    27,021.13x = 40,549.41 × 12,230.19
  4. Step 4: Simplify right side
    27,021.13x = 495,926,988.69
  5. Step 5: Solve for x
    x = 495,926,988.69/27,021.13
  6. Step 6: Final answer
    x = 18,353.30

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.