Home / 19,183.57-26,486.37-12,016.44

Finding the Fourth Proportional to 19,183.57, 26,486.37 and 12,016.44

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Solution

The fourth proportional to 19,183.57, 26,486.37 and 12,016.44 is: 16,590.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.57 : 26,486.37 = 12,016.44 : x
  2. Step 2: Convert to fraction form
    19,183.57/26,486.37 = 12,016.44/x
  3. Step 3: Cross multiply
    19,183.57x = 26,486.37 × 12,016.44
  4. Step 4: Simplify right side
    19,183.57x = 318,271,875.92
  5. Step 5: Solve for x
    x = 318,271,875.92/19,183.57
  6. Step 6: Final answer
    x = 16,590.86

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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.