Home / 27,424.85-41,129.13-11,629.65

Finding the Fourth Proportional to 27,424.85, 41,129.13 and 11,629.65

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Solution

The fourth proportional to 27,424.85, 41,129.13 and 11,629.65 is: 17,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.85 : 41,129.13 = 11,629.65 : x
  2. Step 2: Convert to fraction form
    27,424.85/41,129.13 = 11,629.65/x
  3. Step 3: Cross multiply
    27,424.85x = 41,129.13 × 11,629.65
  4. Step 4: Simplify right side
    27,424.85x = 478,317,386.70
  5. Step 5: Solve for x
    x = 478,317,386.70/27,424.85
  6. Step 6: Final answer
    x = 17,441.02

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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.