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Finding the Fourth Proportional to 25,683.83, 38,545.83 and 13,203.35

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Solution

The fourth proportional to 25,683.83, 38,545.83 and 13,203.35 is: 19,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,683.83 : 38,545.83 = 13,203.35 : x
  2. Step 2: Convert to fraction form
    25,683.83/38,545.83 = 13,203.35/x
  3. Step 3: Cross multiply
    25,683.83x = 38,545.83 × 13,203.35
  4. Step 4: Simplify right side
    25,683.83x = 508,934,084.53
  5. Step 5: Solve for x
    x = 508,934,084.53/25,683.83
  6. Step 6: Final answer
    x = 19,815.35

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