Home / 18,025.98-27,039.03-5,545.77

Finding the Fourth Proportional to 18,025.98, 27,039.03 and 5,545.77

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Solution

The fourth proportional to 18,025.98, 27,039.03 and 5,545.77 is: 8,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.98 : 27,039.03 = 5,545.77 : x
  2. Step 2: Convert to fraction form
    18,025.98/27,039.03 = 5,545.77/x
  3. Step 3: Cross multiply
    18,025.98x = 27,039.03 × 5,545.77
  4. Step 4: Simplify right side
    18,025.98x = 149,952,241.40
  5. Step 5: Solve for x
    x = 149,952,241.40/18,025.98
  6. Step 6: Final answer
    x = 8,318.67

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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.