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Finding the Fourth Proportional to 15,607.13, 23,413.02 and 5,745.65

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Solution

The fourth proportional to 15,607.13, 23,413.02 and 5,745.65 is: 8,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.13 : 23,413.02 = 5,745.65 : x
  2. Step 2: Convert to fraction form
    15,607.13/23,413.02 = 5,745.65/x
  3. Step 3: Cross multiply
    15,607.13x = 23,413.02 × 5,745.65
  4. Step 4: Simplify right side
    15,607.13x = 134,522,879.75
  5. Step 5: Solve for x
    x = 134,522,879.75/15,607.13
  6. Step 6: Final answer
    x = 8,619.32

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1.5x scale

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.