Home / 38,879.27-58,328.16-12,584.01

Finding the Fourth Proportional to 38,879.27, 58,328.16 and 12,584.01

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Solution

The fourth proportional to 38,879.27, 58,328.16 and 12,584.01 is: 18,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,879.27 : 58,328.16 = 12,584.01 : x
  2. Step 2: Convert to fraction form
    38,879.27/58,328.16 = 12,584.01/x
  3. Step 3: Cross multiply
    38,879.27x = 58,328.16 × 12,584.01
  4. Step 4: Simplify right side
    38,879.27x = 734,002,148.72
  5. Step 5: Solve for x
    x = 734,002,148.72/38,879.27
  6. Step 6: Final answer
    x = 18,879.01

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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.