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Finding the Fourth Proportional to 63,609, 95,413.52 and 19,833

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Solution

The fourth proportional to 63,609, 95,413.52 and 19,833 is: 29,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,609 : 95,413.52 = 19,833 : x
  2. Step 2: Convert to fraction form
    63,609/95,413.52 = 19,833/x
  3. Step 3: Cross multiply
    63,609x = 95,413.52 × 19,833
  4. Step 4: Simplify right side
    63,609x = 1,892,336,342.16
  5. Step 5: Solve for x
    x = 1,892,336,342.16/63,609
  6. Step 6: Final answer
    x = 29,749.51

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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.