Home / 13,382.64-20,058.01-5,484.83

Finding the Fourth Proportional to 13,382.64, 20,058.01 and 5,484.83

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Solution

The fourth proportional to 13,382.64, 20,058.01 and 5,484.83 is: 8,220.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.64 : 20,058.01 = 5,484.83 : x
  2. Step 2: Convert to fraction form
    13,382.64/20,058.01 = 5,484.83/x
  3. Step 3: Cross multiply
    13,382.64x = 20,058.01 × 5,484.83
  4. Step 4: Simplify right side
    13,382.64x = 110,014,747.56
  5. Step 5: Solve for x
    x = 110,014,747.56/13,382.64
  6. Step 6: Final answer
    x = 8,220.71

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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.