Home / 19,295.82-28,958.31-14,115.06

Finding the Fourth Proportional to 19,295.82, 28,958.31 and 14,115.06

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Solution

The fourth proportional to 19,295.82, 28,958.31 and 14,115.06 is: 21,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.82 : 28,958.31 = 14,115.06 : x
  2. Step 2: Convert to fraction form
    19,295.82/28,958.31 = 14,115.06/x
  3. Step 3: Cross multiply
    19,295.82x = 28,958.31 × 14,115.06
  4. Step 4: Simplify right side
    19,295.82x = 408,748,283.15
  5. Step 5: Solve for x
    x = 408,748,283.15/19,295.82
  6. Step 6: Final answer
    x = 21,183.26

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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.