Home / 16,907.08-25,360.44-5,218.96

Finding the Fourth Proportional to 16,907.08, 25,360.44 and 5,218.96

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Solution

The fourth proportional to 16,907.08, 25,360.44 and 5,218.96 is: 7,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.08 : 25,360.44 = 5,218.96 : x
  2. Step 2: Convert to fraction form
    16,907.08/25,360.44 = 5,218.96/x
  3. Step 3: Cross multiply
    16,907.08x = 25,360.44 × 5,218.96
  4. Step 4: Simplify right side
    16,907.08x = 132,355,121.94
  5. Step 5: Solve for x
    x = 132,355,121.94/16,907.08
  6. Step 6: Final answer
    x = 7,828.38

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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.