Home / 19,183.41-28,775.42-5,856.69

Finding the Fourth Proportional to 19,183.41, 28,775.42 and 5,856.69

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Solution

The fourth proportional to 19,183.41, 28,775.42 and 5,856.69 is: 8,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.41 : 28,775.42 = 5,856.69 : x
  2. Step 2: Convert to fraction form
    19,183.41/28,775.42 = 5,856.69/x
  3. Step 3: Cross multiply
    19,183.41x = 28,775.42 × 5,856.69
  4. Step 4: Simplify right side
    19,183.41x = 168,528,714.56
  5. Step 5: Solve for x
    x = 168,528,714.56/19,183.41
  6. Step 6: Final answer
    x = 8,785.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.