Home / 27,849.52-38,434.37-15,912.60

Finding the Fourth Proportional to 27,849.52, 38,434.37 and 15,912.60

Calculator

Solution

The fourth proportional to 27,849.52, 38,434.37 and 15,912.60 is: 21,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.52 : 38,434.37 = 15,912.60 : x
  2. Step 2: Convert to fraction form
    27,849.52/38,434.37 = 15,912.60/x
  3. Step 3: Cross multiply
    27,849.52x = 38,434.37 × 15,912.60
  4. Step 4: Simplify right side
    27,849.52x = 611,590,756.06
  5. Step 5: Solve for x
    x = 611,590,756.06/27,849.52
  6. Step 6: Final answer
    x = 21,960.55

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.