Home / 27,759.20-41,632.82-8,785.33

Finding the Fourth Proportional to 27,759.20, 41,632.82 and 8,785.33

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Solution

The fourth proportional to 27,759.20, 41,632.82 and 8,785.33 is: 13,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759.20 : 41,632.82 = 8,785.33 : x
  2. Step 2: Convert to fraction form
    27,759.20/41,632.82 = 8,785.33/x
  3. Step 3: Cross multiply
    27,759.20x = 41,632.82 × 8,785.33
  4. Step 4: Simplify right side
    27,759.20x = 365,758,018.60
  5. Step 5: Solve for x
    x = 365,758,018.60/27,759.20
  6. Step 6: Final answer
    x = 13,176.10

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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.