Home / 27,205.36-40,803.33-7,479.22

Finding the Fourth Proportional to 27,205.36, 40,803.33 and 7,479.22

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Solution

The fourth proportional to 27,205.36, 40,803.33 and 7,479.22 is: 11,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.36 : 40,803.33 = 7,479.22 : x
  2. Step 2: Convert to fraction form
    27,205.36/40,803.33 = 7,479.22/x
  3. Step 3: Cross multiply
    27,205.36x = 40,803.33 × 7,479.22
  4. Step 4: Simplify right side
    27,205.36x = 305,177,081.80
  5. Step 5: Solve for x
    x = 305,177,081.80/27,205.36
  6. Step 6: Final answer
    x = 11,217.54

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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.