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Finding the Fourth Proportional to 14,192.88, 19,585.98 and 7,905.30

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Solution

The fourth proportional to 14,192.88, 19,585.98 and 7,905.30 is: 10,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.88 : 19,585.98 = 7,905.30 : x
  2. Step 2: Convert to fraction form
    14,192.88/19,585.98 = 7,905.30/x
  3. Step 3: Cross multiply
    14,192.88x = 19,585.98 × 7,905.30
  4. Step 4: Simplify right side
    14,192.88x = 154,833,047.69
  5. Step 5: Solve for x
    x = 154,833,047.69/14,192.88
  6. Step 6: Final answer
    x = 10,909.21

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