Home / 14,603.03-20,152.27-8,229.73

Finding the Fourth Proportional to 14,603.03, 20,152.27 and 8,229.73

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Solution

The fourth proportional to 14,603.03, 20,152.27 and 8,229.73 is: 11,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603.03 : 20,152.27 = 8,229.73 : x
  2. Step 2: Convert to fraction form
    14,603.03/20,152.27 = 8,229.73/x
  3. Step 3: Cross multiply
    14,603.03x = 20,152.27 × 8,229.73
  4. Step 4: Simplify right side
    14,603.03x = 165,847,658.85
  5. Step 5: Solve for x
    x = 165,847,658.85/14,603.03
  6. Step 6: Final answer
    x = 11,357.07

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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.