Home / 36,404.67-54,533.19-18,837.60

Finding the Fourth Proportional to 36,404.67, 54,533.19 and 18,837.60

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Solution

The fourth proportional to 36,404.67, 54,533.19 and 18,837.60 is: 28,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404.67 : 54,533.19 = 18,837.60 : x
  2. Step 2: Convert to fraction form
    36,404.67/54,533.19 = 18,837.60/x
  3. Step 3: Cross multiply
    36,404.67x = 54,533.19 × 18,837.60
  4. Step 4: Simplify right side
    36,404.67x = 1,027,274,419.94
  5. Step 5: Solve for x
    x = 1,027,274,419.94/36,404.67
  6. Step 6: Final answer
    x = 28,218.20

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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.