Home / 55,327.21-76,351.19-31,453.89

Finding the Fourth Proportional to 55,327.21, 76,351.19 and 31,453.89

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Solution

The fourth proportional to 55,327.21, 76,351.19 and 31,453.89 is: 43,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,327.21 : 76,351.19 = 31,453.89 : x
  2. Step 2: Convert to fraction form
    55,327.21/76,351.19 = 31,453.89/x
  3. Step 3: Cross multiply
    55,327.21x = 76,351.19 × 31,453.89
  4. Step 4: Simplify right side
    55,327.21x = 2,401,541,931.63
  5. Step 5: Solve for x
    x = 2,401,541,931.63/55,327.21
  6. Step 6: Final answer
    x = 43,406.16

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