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Finding the Fourth Proportional to 48,625.58, 67,125.72 and 28,479.68

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Solution

The fourth proportional to 48,625.58, 67,125.72 and 28,479.68 is: 39,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,625.58 : 67,125.72 = 28,479.68 : x
  2. Step 2: Convert to fraction form
    48,625.58/67,125.72 = 28,479.68/x
  3. Step 3: Cross multiply
    48,625.58x = 67,125.72 × 28,479.68
  4. Step 4: Simplify right side
    48,625.58x = 1,911,719,025.37
  5. Step 5: Solve for x
    x = 1,911,719,025.37/48,625.58
  6. Step 6: Final answer
    x = 39,315.09

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