Home / 27,481.80-41,225.99-9,708.78

Finding the Fourth Proportional to 27,481.80, 41,225.99 and 9,708.78

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Solution

The fourth proportional to 27,481.80, 41,225.99 and 9,708.78 is: 14,564.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,481.80 : 41,225.99 = 9,708.78 : x
  2. Step 2: Convert to fraction form
    27,481.80/41,225.99 = 9,708.78/x
  3. Step 3: Cross multiply
    27,481.80x = 41,225.99 × 9,708.78
  4. Step 4: Simplify right side
    27,481.80x = 400,254,018.65
  5. Step 5: Solve for x
    x = 400,254,018.65/27,481.80
  6. Step 6: Final answer
    x = 14,564.33

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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.