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Finding the Fourth Proportional to 19,034.73, 28,550.88 and 5,886

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Solution

The fourth proportional to 19,034.73, 28,550.88 and 5,886 is: 8,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.73 : 28,550.88 = 5,886 : x
  2. Step 2: Convert to fraction form
    19,034.73/28,550.88 = 5,886/x
  3. Step 3: Cross multiply
    19,034.73x = 28,550.88 × 5,886
  4. Step 4: Simplify right side
    19,034.73x = 168,050,479.68
  5. Step 5: Solve for x
    x = 168,050,479.68/19,034.73
  6. Step 6: Final answer
    x = 8,828.62

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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.