Home / 18,063.92-27,107.40-7,675.67

Finding the Fourth Proportional to 18,063.92, 27,107.40 and 7,675.67

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Solution

The fourth proportional to 18,063.92, 27,107.40 and 7,675.67 is: 11,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.92 : 27,107.40 = 7,675.67 : x
  2. Step 2: Convert to fraction form
    18,063.92/27,107.40 = 7,675.67/x
  3. Step 3: Cross multiply
    18,063.92x = 27,107.40 × 7,675.67
  4. Step 4: Simplify right side
    18,063.92x = 208,067,456.96
  5. Step 5: Solve for x
    x = 208,067,456.96/18,063.92
  6. Step 6: Final answer
    x = 11,518.40

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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.