Home / 36,029.04-54,006.84-20,413.68

Finding the Fourth Proportional to 36,029.04, 54,006.84 and 20,413.68

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Solution

The fourth proportional to 36,029.04, 54,006.84 and 20,413.68 is: 30,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029.04 : 54,006.84 = 20,413.68 : x
  2. Step 2: Convert to fraction form
    36,029.04/54,006.84 = 20,413.68/x
  3. Step 3: Cross multiply
    36,029.04x = 54,006.84 × 20,413.68
  4. Step 4: Simplify right side
    36,029.04x = 1,102,478,349.57
  5. Step 5: Solve for x
    x = 1,102,478,349.57/36,029.04
  6. Step 6: Final answer
    x = 30,599.71

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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.