Home / 39,120.32-58,682.64-15,743.72

Finding the Fourth Proportional to 39,120.32, 58,682.64 and 15,743.72

Calculator

Solution

The fourth proportional to 39,120.32, 58,682.64 and 15,743.72 is: 23,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,120.32 : 58,682.64 = 15,743.72 : x
  2. Step 2: Convert to fraction form
    39,120.32/58,682.64 = 15,743.72/x
  3. Step 3: Cross multiply
    39,120.32x = 58,682.64 × 15,743.72
  4. Step 4: Simplify right side
    39,120.32x = 923,883,053.02
  5. Step 5: Solve for x
    x = 923,883,053.02/39,120.32
  6. Step 6: Final answer
    x = 23,616.45

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.