Home / 27,558.69-41,331.81-7,836.81

Finding the Fourth Proportional to 27,558.69, 41,331.81 and 7,836.81

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Solution

The fourth proportional to 27,558.69, 41,331.81 and 7,836.81 is: 11,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.69 : 41,331.81 = 7,836.81 : x
  2. Step 2: Convert to fraction form
    27,558.69/41,331.81 = 7,836.81/x
  3. Step 3: Cross multiply
    27,558.69x = 41,331.81 × 7,836.81
  4. Step 4: Simplify right side
    27,558.69x = 323,909,541.93
  5. Step 5: Solve for x
    x = 323,909,541.93/27,558.69
  6. Step 6: Final answer
    x = 11,753.44

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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.