Home / 37,020.24-55,530.36-12,413.52

Finding the Fourth Proportional to 37,020.24, 55,530.36 and 12,413.52

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Solution

The fourth proportional to 37,020.24, 55,530.36 and 12,413.52 is: 18,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,020.24 : 55,530.36 = 12,413.52 : x
  2. Step 2: Convert to fraction form
    37,020.24/55,530.36 = 12,413.52/x
  3. Step 3: Cross multiply
    37,020.24x = 55,530.36 × 12,413.52
  4. Step 4: Simplify right side
    37,020.24x = 689,327,234.47
  5. Step 5: Solve for x
    x = 689,327,234.47/37,020.24
  6. Step 6: Final answer
    x = 18,620.28

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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.