Home / 27,663.69-41,495.54-11,858.45

Finding the Fourth Proportional to 27,663.69, 41,495.54 and 11,858.45

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Solution

The fourth proportional to 27,663.69, 41,495.54 and 11,858.45 is: 17,787.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.69 : 41,495.54 = 11,858.45 : x
  2. Step 2: Convert to fraction form
    27,663.69/41,495.54 = 11,858.45/x
  3. Step 3: Cross multiply
    27,663.69x = 41,495.54 × 11,858.45
  4. Step 4: Simplify right side
    27,663.69x = 492,072,519.54
  5. Step 5: Solve for x
    x = 492,072,519.54/27,663.69
  6. Step 6: Final answer
    x = 17,787.67

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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.