Home / 18,912.08-26,097.61-10,413.87

Finding the Fourth Proportional to 18,912.08, 26,097.61 and 10,413.87

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Solution

The fourth proportional to 18,912.08, 26,097.61 and 10,413.87 is: 14,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,912.08 : 26,097.61 = 10,413.87 : x
  2. Step 2: Convert to fraction form
    18,912.08/26,097.61 = 10,413.87/x
  3. Step 3: Cross multiply
    18,912.08x = 26,097.61 × 10,413.87
  4. Step 4: Simplify right side
    18,912.08x = 271,777,013.48
  5. Step 5: Solve for x
    x = 271,777,013.48/18,912.08
  6. Step 6: Final answer
    x = 14,370.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.