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Finding the Fourth Proportional to 25,925.44, 38,890.08 and 7,458.88

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Solution

The fourth proportional to 25,925.44, 38,890.08 and 7,458.88 is: 11,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925.44 : 38,890.08 = 7,458.88 : x
  2. Step 2: Convert to fraction form
    25,925.44/38,890.08 = 7,458.88/x
  3. Step 3: Cross multiply
    25,925.44x = 38,890.08 × 7,458.88
  4. Step 4: Simplify right side
    25,925.44x = 290,076,439.91
  5. Step 5: Solve for x
    x = 290,076,439.91/25,925.44
  6. Step 6: Final answer
    x = 11,188.87

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