Home / 27,527.28-37,989.36-15,591.84

Finding the Fourth Proportional to 27,527.28, 37,989.36 and 15,591.84

Calculator

Solution

The fourth proportional to 27,527.28, 37,989.36 and 15,591.84 is: 21,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527.28 : 37,989.36 = 15,591.84 : x
  2. Step 2: Convert to fraction form
    27,527.28/37,989.36 = 15,591.84/x
  3. Step 3: Cross multiply
    27,527.28x = 37,989.36 × 15,591.84
  4. Step 4: Simplify right side
    27,527.28x = 592,324,022.82
  5. Step 5: Solve for x
    x = 592,324,022.82/27,527.28
  6. Step 6: Final answer
    x = 21,517.71

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.