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Finding the Fourth Proportional to 12,700.15, 19,050.77 and 3,935.23

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Solution

The fourth proportional to 12,700.15, 19,050.77 and 3,935.23 is: 5,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700.15 : 19,050.77 = 3,935.23 : x
  2. Step 2: Convert to fraction form
    12,700.15/19,050.77 = 3,935.23/x
  3. Step 3: Cross multiply
    12,700.15x = 19,050.77 × 3,935.23
  4. Step 4: Simplify right side
    12,700.15x = 74,969,161.63
  5. Step 5: Solve for x
    x = 74,969,161.63/12,700.15
  6. Step 6: Final answer
    x = 5,903.01

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