Home / 11,931.79-17,899.98-4,535.67

Finding the Fourth Proportional to 11,931.79, 17,899.98 and 4,535.67

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Solution

The fourth proportional to 11,931.79, 17,899.98 and 4,535.67 is: 6,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.79 : 17,899.98 = 4,535.67 : x
  2. Step 2: Convert to fraction form
    11,931.79/17,899.98 = 4,535.67/x
  3. Step 3: Cross multiply
    11,931.79x = 17,899.98 × 4,535.67
  4. Step 4: Simplify right side
    11,931.79x = 81,188,402.29
  5. Step 5: Solve for x
    x = 81,188,402.29/11,931.79
  6. Step 6: Final answer
    x = 6,804.38

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