Home / 28,923.08-43,406.60-20,033.44

Finding the Fourth Proportional to 28,923.08, 43,406.60 and 20,033.44

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Solution

The fourth proportional to 28,923.08, 43,406.60 and 20,033.44 is: 30,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.08 : 43,406.60 = 20,033.44 : x
  2. Step 2: Convert to fraction form
    28,923.08/43,406.60 = 20,033.44/x
  3. Step 3: Cross multiply
    28,923.08x = 43,406.60 × 20,033.44
  4. Step 4: Simplify right side
    28,923.08x = 869,583,516.70
  5. Step 5: Solve for x
    x = 869,583,516.70/28,923.08
  6. Step 6: Final answer
    x = 30,065.38

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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.