Home / 18,440.00-27,645.83-9,545.80

Finding the Fourth Proportional to 18,440.00, 27,645.83 and 9,545.80

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Solution

The fourth proportional to 18,440.00, 27,645.83 and 9,545.80 is: 14,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440.00 : 27,645.83 = 9,545.80 : x
  2. Step 2: Convert to fraction form
    18,440.00/27,645.83 = 9,545.80/x
  3. Step 3: Cross multiply
    18,440.00x = 27,645.83 × 9,545.80
  4. Step 4: Simplify right side
    18,440.00x = 263,901,561.65
  5. Step 5: Solve for x
    x = 263,901,561.65/18,440.00
  6. Step 6: Final answer
    x = 14,311.36

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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.