Home / 16,515.69-22,793.22-9,440.73

Finding the Fourth Proportional to 16,515.69, 22,793.22 and 9,440.73

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Solution

The fourth proportional to 16,515.69, 22,793.22 and 9,440.73 is: 13,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.69 : 22,793.22 = 9,440.73 : x
  2. Step 2: Convert to fraction form
    16,515.69/22,793.22 = 9,440.73/x
  3. Step 3: Cross multiply
    16,515.69x = 22,793.22 × 9,440.73
  4. Step 4: Simplify right side
    16,515.69x = 215,184,635.85
  5. Step 5: Solve for x
    x = 215,184,635.85/16,515.69
  6. Step 6: Final answer
    x = 13,029.10

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Half scale
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Double scale
Find fourth proportional to 16,516.69, 22,794.60 and 9,441.73
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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.