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Finding the Fourth Proportional to 25,788.78, 38,683.19 and 7,069.02

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Solution

The fourth proportional to 25,788.78, 38,683.19 and 7,069.02 is: 10,603.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.78 : 38,683.19 = 7,069.02 : x
  2. Step 2: Convert to fraction form
    25,788.78/38,683.19 = 7,069.02/x
  3. Step 3: Cross multiply
    25,788.78x = 38,683.19 × 7,069.02
  4. Step 4: Simplify right side
    25,788.78x = 273,452,208.43
  5. Step 5: Solve for x
    x = 273,452,208.43/25,788.78
  6. Step 6: Final answer
    x = 10,603.53

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