Home / 28,784-43,177.44-27,269.12

Finding the Fourth Proportional to 28,784, 43,177.44 and 27,269.12

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Solution

The fourth proportional to 28,784, 43,177.44 and 27,269.12 is: 40,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,784 : 43,177.44 = 27,269.12 : x
  2. Step 2: Convert to fraction form
    28,784/43,177.44 = 27,269.12/x
  3. Step 3: Cross multiply
    28,784x = 43,177.44 × 27,269.12
  4. Step 4: Simplify right side
    28,784x = 1,177,410,792.65
  5. Step 5: Solve for x
    x = 1,177,410,792.65/28,784
  6. Step 6: Final answer
    x = 40,905.04

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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.