Home / 19,269.71-28,904.66-5,942.54

Finding the Fourth Proportional to 19,269.71, 28,904.66 and 5,942.54

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Solution

The fourth proportional to 19,269.71, 28,904.66 and 5,942.54 is: 8,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.71 : 28,904.66 = 5,942.54 : x
  2. Step 2: Convert to fraction form
    19,269.71/28,904.66 = 5,942.54/x
  3. Step 3: Cross multiply
    19,269.71x = 28,904.66 × 5,942.54
  4. Step 4: Simplify right side
    19,269.71x = 171,766,968.57
  5. Step 5: Solve for x
    x = 171,766,968.57/19,269.71
  6. Step 6: Final answer
    x = 8,913.83

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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.