Home / 15,846.82-23,769.27-4,159.78

Finding the Fourth Proportional to 15,846.82, 23,769.27 and 4,159.78

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Solution

The fourth proportional to 15,846.82, 23,769.27 and 4,159.78 is: 6,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,846.82 : 23,769.27 = 4,159.78 : x
  2. Step 2: Convert to fraction form
    15,846.82/23,769.27 = 4,159.78/x
  3. Step 3: Cross multiply
    15,846.82x = 23,769.27 × 4,159.78
  4. Step 4: Simplify right side
    15,846.82x = 98,874,933.96
  5. Step 5: Solve for x
    x = 98,874,933.96/15,846.82
  6. Step 6: Final answer
    x = 6,239.42

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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.