Home / 14,989.80-22,485.24-5,628.96

Finding the Fourth Proportional to 14,989.80, 22,485.24 and 5,628.96

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Solution

The fourth proportional to 14,989.80, 22,485.24 and 5,628.96 is: 8,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.80 : 22,485.24 = 5,628.96 : x
  2. Step 2: Convert to fraction form
    14,989.80/22,485.24 = 5,628.96/x
  3. Step 3: Cross multiply
    14,989.80x = 22,485.24 × 5,628.96
  4. Step 4: Simplify right side
    14,989.80x = 126,568,516.55
  5. Step 5: Solve for x
    x = 126,568,516.55/14,989.80
  6. Step 6: Final answer
    x = 8,443.64

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1.5x scale

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.