Home / 15,879.24-23,817.85-4,786.29

Finding the Fourth Proportional to 15,879.24, 23,817.85 and 4,786.29

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Solution

The fourth proportional to 15,879.24, 23,817.85 and 4,786.29 is: 7,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.24 : 23,817.85 = 4,786.29 : x
  2. Step 2: Convert to fraction form
    15,879.24/23,817.85 = 4,786.29/x
  3. Step 3: Cross multiply
    15,879.24x = 23,817.85 × 4,786.29
  4. Step 4: Simplify right side
    15,879.24x = 113,999,125.31
  5. Step 5: Solve for x
    x = 113,999,125.31/15,879.24
  6. Step 6: Final answer
    x = 7,179.13

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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.