Home / 12,923.56-19,384.86-4,158.52

Finding the Fourth Proportional to 12,923.56, 19,384.86 and 4,158.52

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Solution

The fourth proportional to 12,923.56, 19,384.86 and 4,158.52 is: 6,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.56 : 19,384.86 = 4,158.52 : x
  2. Step 2: Convert to fraction form
    12,923.56/19,384.86 = 4,158.52/x
  3. Step 3: Cross multiply
    12,923.56x = 19,384.86 × 4,158.52
  4. Step 4: Simplify right side
    12,923.56x = 80,612,328.01
  5. Step 5: Solve for x
    x = 80,612,328.01/12,923.56
  6. Step 6: Final answer
    x = 6,237.63

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