Home / 36,105.14-54,166.59-12,413.05

Finding the Fourth Proportional to 36,105.14, 54,166.59 and 12,413.05

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Solution

The fourth proportional to 36,105.14, 54,166.59 and 12,413.05 is: 18,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,105.14 : 54,166.59 = 12,413.05 : x
  2. Step 2: Convert to fraction form
    36,105.14/54,166.59 = 12,413.05/x
  3. Step 3: Cross multiply
    36,105.14x = 54,166.59 × 12,413.05
  4. Step 4: Simplify right side
    36,105.14x = 672,372,454.58
  5. Step 5: Solve for x
    x = 672,372,454.58/36,105.14
  6. Step 6: Final answer
    x = 18,622.62

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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.