Home / 19,569.12-29,353.92-5,718.40

Finding the Fourth Proportional to 19,569.12, 29,353.92 and 5,718.40

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Solution

The fourth proportional to 19,569.12, 29,353.92 and 5,718.40 is: 8,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.12 : 29,353.92 = 5,718.40 : x
  2. Step 2: Convert to fraction form
    19,569.12/29,353.92 = 5,718.40/x
  3. Step 3: Cross multiply
    19,569.12x = 29,353.92 × 5,718.40
  4. Step 4: Simplify right side
    19,569.12x = 167,857,456.13
  5. Step 5: Solve for x
    x = 167,857,456.13/19,569.12
  6. Step 6: Final answer
    x = 8,577.67

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