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Finding the Fourth Proportional to 14,301.59, 19,735.88 and 7,928.15

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Solution

The fourth proportional to 14,301.59, 19,735.88 and 7,928.15 is: 10,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.59 : 19,735.88 = 7,928.15 : x
  2. Step 2: Convert to fraction form
    14,301.59/19,735.88 = 7,928.15/x
  3. Step 3: Cross multiply
    14,301.59x = 19,735.88 × 7,928.15
  4. Step 4: Simplify right side
    14,301.59x = 156,468,878.70
  5. Step 5: Solve for x
    x = 156,468,878.70/14,301.59
  6. Step 6: Final answer
    x = 10,940.67

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