Home / 23,413.09-35,029.78-13,422.63

Finding the Fourth Proportional to 23,413.09, 35,029.78 and 13,422.63

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Solution

The fourth proportional to 23,413.09, 35,029.78 and 13,422.63 is: 20,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,413.09 : 35,029.78 = 13,422.63 : x
  2. Step 2: Convert to fraction form
    23,413.09/35,029.78 = 13,422.63/x
  3. Step 3: Cross multiply
    23,413.09x = 35,029.78 × 13,422.63
  4. Step 4: Simplify right side
    23,413.09x = 470,191,676.68
  5. Step 5: Solve for x
    x = 470,191,676.68/23,413.09
  6. Step 6: Final answer
    x = 20,082.43

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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.