Home / 14,360.54-21,540.75-3,830.54

Finding the Fourth Proportional to 14,360.54, 21,540.75 and 3,830.54

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Solution

The fourth proportional to 14,360.54, 21,540.75 and 3,830.54 is: 5,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.54 : 21,540.75 = 3,830.54 : x
  2. Step 2: Convert to fraction form
    14,360.54/21,540.75 = 3,830.54/x
  3. Step 3: Cross multiply
    14,360.54x = 21,540.75 × 3,830.54
  4. Step 4: Simplify right side
    14,360.54x = 82,512,704.51
  5. Step 5: Solve for x
    x = 82,512,704.51/14,360.54
  6. Step 6: Final answer
    x = 5,745.79

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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.