Home / 13,514.60-18,650.15-7,546.27

Finding the Fourth Proportional to 13,514.60, 18,650.15 and 7,546.27

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Solution

The fourth proportional to 13,514.60, 18,650.15 and 7,546.27 is: 10,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.60 : 18,650.15 = 7,546.27 : x
  2. Step 2: Convert to fraction form
    13,514.60/18,650.15 = 7,546.27/x
  3. Step 3: Cross multiply
    13,514.60x = 18,650.15 × 7,546.27
  4. Step 4: Simplify right side
    13,514.60x = 140,738,983.08
  5. Step 5: Solve for x
    x = 140,738,983.08/13,514.60
  6. Step 6: Final answer
    x = 10,413.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.