Home / 18,352.08-27,519.60-8,992.56

Finding the Fourth Proportional to 18,352.08, 27,519.60 and 8,992.56

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Solution

The fourth proportional to 18,352.08, 27,519.60 and 8,992.56 is: 13,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.08 : 27,519.60 = 8,992.56 : x
  2. Step 2: Convert to fraction form
    18,352.08/27,519.60 = 8,992.56/x
  3. Step 3: Cross multiply
    18,352.08x = 27,519.60 × 8,992.56
  4. Step 4: Simplify right side
    18,352.08x = 247,471,654.18
  5. Step 5: Solve for x
    x = 247,471,654.18/18,352.08
  6. Step 6: Final answer
    x = 13,484.67

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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.