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Finding the Fourth Proportional to 34,300.94, 51,413.88 and 17,661.97

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Solution

The fourth proportional to 34,300.94, 51,413.88 and 17,661.97 is: 26,473.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,300.94 : 51,413.88 = 17,661.97 : x
  2. Step 2: Convert to fraction form
    34,300.94/51,413.88 = 17,661.97/x
  3. Step 3: Cross multiply
    34,300.94x = 51,413.88 × 17,661.97
  4. Step 4: Simplify right side
    34,300.94x = 908,070,470.41
  5. Step 5: Solve for x
    x = 908,070,470.41/34,300.94
  6. Step 6: Final answer
    x = 26,473.63

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1.5x scale

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.