Home / 15,413.45-23,101.01-8,013.56

Finding the Fourth Proportional to 15,413.45, 23,101.01 and 8,013.56

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Solution

The fourth proportional to 15,413.45, 23,101.01 and 8,013.56 is: 12,010.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.45 : 23,101.01 = 8,013.56 : x
  2. Step 2: Convert to fraction form
    15,413.45/23,101.01 = 8,013.56/x
  3. Step 3: Cross multiply
    15,413.45x = 23,101.01 × 8,013.56
  4. Step 4: Simplify right side
    15,413.45x = 185,121,289.63
  5. Step 5: Solve for x
    x = 185,121,289.63/15,413.45
  6. Step 6: Final answer
    x = 12,010.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.