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Finding the Fourth Proportional to 30,570.84, 45,846.66 and 11,849.58

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Solution

The fourth proportional to 30,570.84, 45,846.66 and 11,849.58 is: 17,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,570.84 : 45,846.66 = 11,849.58 : x
  2. Step 2: Convert to fraction form
    30,570.84/45,846.66 = 11,849.58/x
  3. Step 3: Cross multiply
    30,570.84x = 45,846.66 × 11,849.58
  4. Step 4: Simplify right side
    30,570.84x = 543,263,665.40
  5. Step 5: Solve for x
    x = 543,263,665.40/30,570.84
  6. Step 6: Final answer
    x = 17,770.65

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