Home / 27,304.81-40,964.37-8,584.09

Finding the Fourth Proportional to 27,304.81, 40,964.37 and 8,584.09

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Solution

The fourth proportional to 27,304.81, 40,964.37 and 8,584.09 is: 12,878.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,304.81 : 40,964.37 = 8,584.09 : x
  2. Step 2: Convert to fraction form
    27,304.81/40,964.37 = 8,584.09/x
  3. Step 3: Cross multiply
    27,304.81x = 40,964.37 × 8,584.09
  4. Step 4: Simplify right side
    27,304.81x = 351,641,591.13
  5. Step 5: Solve for x
    x = 351,641,591.13/27,304.81
  6. Step 6: Final answer
    x = 12,878.38

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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.