Home / 18,059.37-27,091.64-5,580.48

Finding the Fourth Proportional to 18,059.37, 27,091.64 and 5,580.48

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Solution

The fourth proportional to 18,059.37, 27,091.64 and 5,580.48 is: 8,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.37 : 27,091.64 = 5,580.48 : x
  2. Step 2: Convert to fraction form
    18,059.37/27,091.64 = 5,580.48/x
  3. Step 3: Cross multiply
    18,059.37x = 27,091.64 × 5,580.48
  4. Step 4: Simplify right side
    18,059.37x = 151,184,327.28
  5. Step 5: Solve for x
    x = 151,184,327.28/18,059.37
  6. Step 6: Final answer
    x = 8,371.52

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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.