Home / 18,006.37-27,006.29-4,855.67

Finding the Fourth Proportional to 18,006.37, 27,006.29 and 4,855.67

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Solution

The fourth proportional to 18,006.37, 27,006.29 and 4,855.67 is: 7,282.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.37 : 27,006.29 = 4,855.67 : x
  2. Step 2: Convert to fraction form
    18,006.37/27,006.29 = 4,855.67/x
  3. Step 3: Cross multiply
    18,006.37x = 27,006.29 × 4,855.67
  4. Step 4: Simplify right side
    18,006.37x = 131,133,491.06
  5. Step 5: Solve for x
    x = 131,133,491.06/18,006.37
  6. Step 6: Final answer
    x = 7,282.62

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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.