Home / 28,844.57-39,806.03-16,916.51

Finding the Fourth Proportional to 28,844.57, 39,806.03 and 16,916.51

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Solution

The fourth proportional to 28,844.57, 39,806.03 and 16,916.51 is: 23,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.57 : 39,806.03 = 16,916.51 : x
  2. Step 2: Convert to fraction form
    28,844.57/39,806.03 = 16,916.51/x
  3. Step 3: Cross multiply
    28,844.57x = 39,806.03 × 16,916.51
  4. Step 4: Simplify right side
    28,844.57x = 673,379,019.97
  5. Step 5: Solve for x
    x = 673,379,019.97/28,844.57
  6. Step 6: Final answer
    x = 23,345.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.