Home / 15,413.52-23,120.27-5,282.66

Finding the Fourth Proportional to 15,413.52, 23,120.27 and 5,282.66

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Solution

The fourth proportional to 15,413.52, 23,120.27 and 5,282.66 is: 7,923.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.52 : 23,120.27 = 5,282.66 : x
  2. Step 2: Convert to fraction form
    15,413.52/23,120.27 = 5,282.66/x
  3. Step 3: Cross multiply
    15,413.52x = 23,120.27 × 5,282.66
  4. Step 4: Simplify right side
    15,413.52x = 122,136,383.50
  5. Step 5: Solve for x
    x = 122,136,383.50/15,413.52
  6. Step 6: Final answer
    x = 7,923.98

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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.