Home / 13,822.52-20,731.84-3,962.64

Finding the Fourth Proportional to 13,822.52, 20,731.84 and 3,962.64

Calculator

Solution

The fourth proportional to 13,822.52, 20,731.84 and 3,962.64 is: 5,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.52 : 20,731.84 = 3,962.64 : x
  2. Step 2: Convert to fraction form
    13,822.52/20,731.84 = 3,962.64/x
  3. Step 3: Cross multiply
    13,822.52x = 20,731.84 × 3,962.64
  4. Step 4: Simplify right side
    13,822.52x = 82,152,818.46
  5. Step 5: Solve for x
    x = 82,152,818.46/13,822.52
  6. Step 6: Final answer
    x = 5,943.40

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.