Home / 15,673.26-23,513.94-5,815.37

Finding the Fourth Proportional to 15,673.26, 23,513.94 and 5,815.37

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Solution

The fourth proportional to 15,673.26, 23,513.94 and 5,815.37 is: 8,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.26 : 23,513.94 = 5,815.37 : x
  2. Step 2: Convert to fraction form
    15,673.26/23,513.94 = 5,815.37/x
  3. Step 3: Cross multiply
    15,673.26x = 23,513.94 × 5,815.37
  4. Step 4: Simplify right side
    15,673.26x = 136,742,143.69
  5. Step 5: Solve for x
    x = 136,742,143.69/15,673.26
  6. Step 6: Final answer
    x = 8,724.55

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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.