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Finding the Fourth Proportional to 15,827.94, 23,730.11 and 5,291.72

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Solution

The fourth proportional to 15,827.94, 23,730.11 and 5,291.72 is: 7,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,827.94 : 23,730.11 = 5,291.72 : x
  2. Step 2: Convert to fraction form
    15,827.94/23,730.11 = 5,291.72/x
  3. Step 3: Cross multiply
    15,827.94x = 23,730.11 × 5,291.72
  4. Step 4: Simplify right side
    15,827.94x = 125,573,097.69
  5. Step 5: Solve for x
    x = 125,573,097.69/15,827.94
  6. Step 6: Final answer
    x = 7,933.64

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