Home / 19,093.88-28,631.56-6,614.62

Finding the Fourth Proportional to 19,093.88, 28,631.56 and 6,614.62

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Solution

The fourth proportional to 19,093.88, 28,631.56 and 6,614.62 is: 9,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.88 : 28,631.56 = 6,614.62 : x
  2. Step 2: Convert to fraction form
    19,093.88/28,631.56 = 6,614.62/x
  3. Step 3: Cross multiply
    19,093.88x = 28,631.56 × 6,614.62
  4. Step 4: Simplify right side
    19,093.88x = 189,386,889.41
  5. Step 5: Solve for x
    x = 189,386,889.41/19,093.88
  6. Step 6: Final answer
    x = 9,918.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.