Home / 19,028.46-28,546.94-9,176.02

Finding the Fourth Proportional to 19,028.46, 28,546.94 and 9,176.02

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Solution

The fourth proportional to 19,028.46, 28,546.94 and 9,176.02 is: 13,766.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.46 : 28,546.94 = 9,176.02 : x
  2. Step 2: Convert to fraction form
    19,028.46/28,546.94 = 9,176.02/x
  3. Step 3: Cross multiply
    19,028.46x = 28,546.94 × 9,176.02
  4. Step 4: Simplify right side
    19,028.46x = 261,947,292.38
  5. Step 5: Solve for x
    x = 261,947,292.38/19,028.46
  6. Step 6: Final answer
    x = 13,766.08

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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.