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Finding the Fourth Proportional to 17,295.76, 25,947.28 and 5,608.07

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Solution

The fourth proportional to 17,295.76, 25,947.28 and 5,608.07 is: 8,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,295.76 : 25,947.28 = 5,608.07 : x
  2. Step 2: Convert to fraction form
    17,295.76/25,947.28 = 5,608.07/x
  3. Step 3: Cross multiply
    17,295.76x = 25,947.28 × 5,608.07
  4. Step 4: Simplify right side
    17,295.76x = 145,514,032.81
  5. Step 5: Solve for x
    x = 145,514,032.81/17,295.76
  6. Step 6: Final answer
    x = 8,413.28

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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.