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Finding the Fourth Proportional to 34,155.72, 47,134.86 and 19,049.72

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Solution

The fourth proportional to 34,155.72, 47,134.86 and 19,049.72 is: 26,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.72 : 47,134.86 = 19,049.72 : x
  2. Step 2: Convert to fraction form
    34,155.72/47,134.86 = 19,049.72/x
  3. Step 3: Cross multiply
    34,155.72x = 47,134.86 × 19,049.72
  4. Step 4: Simplify right side
    34,155.72x = 897,905,885.24
  5. Step 5: Solve for x
    x = 897,905,885.24/34,155.72
  6. Step 6: Final answer
    x = 26,288.59

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