Home / 17,618.83-26,413.67-6,523.45

Finding the Fourth Proportional to 17,618.83, 26,413.67 and 6,523.45

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Solution

The fourth proportional to 17,618.83, 26,413.67 and 6,523.45 is: 9,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.83 : 26,413.67 = 6,523.45 : x
  2. Step 2: Convert to fraction form
    17,618.83/26,413.67 = 6,523.45/x
  3. Step 3: Cross multiply
    17,618.83x = 26,413.67 × 6,523.45
  4. Step 4: Simplify right side
    17,618.83x = 172,308,222.94
  5. Step 5: Solve for x
    x = 172,308,222.94/17,618.83
  6. Step 6: Final answer
    x = 9,779.78

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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.