Home / 16,765.14-23,136.27-9,211.94

Finding the Fourth Proportional to 16,765.14, 23,136.27 and 9,211.94

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Solution

The fourth proportional to 16,765.14, 23,136.27 and 9,211.94 is: 12,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.14 : 23,136.27 = 9,211.94 : x
  2. Step 2: Convert to fraction form
    16,765.14/23,136.27 = 9,211.94/x
  3. Step 3: Cross multiply
    16,765.14x = 23,136.27 × 9,211.94
  4. Step 4: Simplify right side
    16,765.14x = 213,129,815.38
  5. Step 5: Solve for x
    x = 213,129,815.38/16,765.14
  6. Step 6: Final answer
    x = 12,712.68

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Half scale
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Double scale
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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.