Home / 37,183.16-51,318.78-28,697.60

Finding the Fourth Proportional to 37,183.16, 51,318.78 and 28,697.60

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Solution

The fourth proportional to 37,183.16, 51,318.78 and 28,697.60 is: 39,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183.16 : 51,318.78 = 28,697.60 : x
  2. Step 2: Convert to fraction form
    37,183.16/51,318.78 = 28,697.60/x
  3. Step 3: Cross multiply
    37,183.16x = 51,318.78 × 28,697.60
  4. Step 4: Simplify right side
    37,183.16x = 1,472,725,820.93
  5. Step 5: Solve for x
    x = 1,472,725,820.93/37,183.16
  6. Step 6: Final answer
    x = 39,607.33

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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.