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Finding the Fourth Proportional to 14,095.61, 21,125.04 and 7,855.37

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Solution

The fourth proportional to 14,095.61, 21,125.04 and 7,855.37 is: 11,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.61 : 21,125.04 = 7,855.37 : x
  2. Step 2: Convert to fraction form
    14,095.61/21,125.04 = 7,855.37/x
  3. Step 3: Cross multiply
    14,095.61x = 21,125.04 × 7,855.37
  4. Step 4: Simplify right side
    14,095.61x = 165,944,899.84
  5. Step 5: Solve for x
    x = 165,944,899.84/14,095.61
  6. Step 6: Final answer
    x = 11,772.81

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