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Finding the Fourth Proportional to 16,730.64, 25,109.76 and 8,413.02

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Solution

The fourth proportional to 16,730.64, 25,109.76 and 8,413.02 is: 12,626.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.64 : 25,109.76 = 8,413.02 : x
  2. Step 2: Convert to fraction form
    16,730.64/25,109.76 = 8,413.02/x
  3. Step 3: Cross multiply
    16,730.64x = 25,109.76 × 8,413.02
  4. Step 4: Simplify right side
    16,730.64x = 211,248,913.08
  5. Step 5: Solve for x
    x = 211,248,913.08/16,730.64
  6. Step 6: Final answer
    x = 12,626.47

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