Home / 16,858.07-25,288.31-6,469.82

Finding the Fourth Proportional to 16,858.07, 25,288.31 and 6,469.82

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Solution

The fourth proportional to 16,858.07, 25,288.31 and 6,469.82 is: 9,705.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.07 : 25,288.31 = 6,469.82 : x
  2. Step 2: Convert to fraction form
    16,858.07/25,288.31 = 6,469.82/x
  3. Step 3: Cross multiply
    16,858.07x = 25,288.31 × 6,469.82
  4. Step 4: Simplify right side
    16,858.07x = 163,610,687.36
  5. Step 5: Solve for x
    x = 163,610,687.36/16,858.07
  6. Step 6: Final answer
    x = 9,705.19

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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.