Home / 27,631.78-41,459.93-14,481.03

Finding the Fourth Proportional to 27,631.78, 41,459.93 and 14,481.03

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Solution

The fourth proportional to 27,631.78, 41,459.93 and 14,481.03 is: 21,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.78 : 41,459.93 = 14,481.03 : x
  2. Step 2: Convert to fraction form
    27,631.78/41,459.93 = 14,481.03/x
  3. Step 3: Cross multiply
    27,631.78x = 41,459.93 × 14,481.03
  4. Step 4: Simplify right side
    27,631.78x = 600,382,490.13
  5. Step 5: Solve for x
    x = 600,382,490.13/27,631.78
  6. Step 6: Final answer
    x = 21,727.97

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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.