Home / 16,918.73-25,379.79-5,823.95

Finding the Fourth Proportional to 16,918.73, 25,379.79 and 5,823.95

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Solution

The fourth proportional to 16,918.73, 25,379.79 and 5,823.95 is: 8,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.73 : 25,379.79 = 5,823.95 : x
  2. Step 2: Convert to fraction form
    16,918.73/25,379.79 = 5,823.95/x
  3. Step 3: Cross multiply
    16,918.73x = 25,379.79 × 5,823.95
  4. Step 4: Simplify right side
    16,918.73x = 147,810,598.85
  5. Step 5: Solve for x
    x = 147,810,598.85/16,918.73
  6. Step 6: Final answer
    x = 8,736.51

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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.