Home / 27,827.56-41,757.72-10,309.60

Finding the Fourth Proportional to 27,827.56, 41,757.72 and 10,309.60

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Solution

The fourth proportional to 27,827.56, 41,757.72 and 10,309.60 is: 15,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,827.56 : 41,757.72 = 10,309.60 : x
  2. Step 2: Convert to fraction form
    27,827.56/41,757.72 = 10,309.60/x
  3. Step 3: Cross multiply
    27,827.56x = 41,757.72 × 10,309.60
  4. Step 4: Simplify right side
    27,827.56x = 430,505,390.11
  5. Step 5: Solve for x
    x = 430,505,390.11/27,827.56
  6. Step 6: Final answer
    x = 15,470.47

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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.