Home / 21,609.07-32,413.60-5,193.07

Finding the Fourth Proportional to 21,609.07, 32,413.60 and 5,193.07

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Solution

The fourth proportional to 21,609.07, 32,413.60 and 5,193.07 is: 7,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,609.07 : 32,413.60 = 5,193.07 : x
  2. Step 2: Convert to fraction form
    21,609.07/32,413.60 = 5,193.07/x
  3. Step 3: Cross multiply
    21,609.07x = 32,413.60 × 5,193.07
  4. Step 4: Simplify right side
    21,609.07x = 168,326,093.75
  5. Step 5: Solve for x
    x = 168,326,093.75/21,609.07
  6. Step 6: Final answer
    x = 7,789.60

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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.