Home / 18,078.05-27,107.13-5,594.60

Finding the Fourth Proportional to 18,078.05, 27,107.13 and 5,594.60

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Solution

The fourth proportional to 18,078.05, 27,107.13 and 5,594.60 is: 8,388.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.05 : 27,107.13 = 5,594.60 : x
  2. Step 2: Convert to fraction form
    18,078.05/27,107.13 = 5,594.60/x
  3. Step 3: Cross multiply
    18,078.05x = 27,107.13 × 5,594.60
  4. Step 4: Simplify right side
    18,078.05x = 151,653,549.50
  5. Step 5: Solve for x
    x = 151,653,549.50/18,078.05
  6. Step 6: Final answer
    x = 8,388.82

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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.