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Finding the Fourth Proportional to 30,364.16, 45,546.24 and 12,836.48

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Solution

The fourth proportional to 30,364.16, 45,546.24 and 12,836.48 is: 19,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,364.16 : 45,546.24 = 12,836.48 : x
  2. Step 2: Convert to fraction form
    30,364.16/45,546.24 = 12,836.48/x
  3. Step 3: Cross multiply
    30,364.16x = 45,546.24 × 12,836.48
  4. Step 4: Simplify right side
    30,364.16x = 584,653,398.84
  5. Step 5: Solve for x
    x = 584,653,398.84/30,364.16
  6. Step 6: Final answer
    x = 19,254.72

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