Home / 27,555.82-41,339.05-11,760.62

Finding the Fourth Proportional to 27,555.82, 41,339.05 and 11,760.62

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Solution

The fourth proportional to 27,555.82, 41,339.05 and 11,760.62 is: 17,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.82 : 41,339.05 = 11,760.62 : x
  2. Step 2: Convert to fraction form
    27,555.82/41,339.05 = 11,760.62/x
  3. Step 3: Cross multiply
    27,555.82x = 41,339.05 × 11,760.62
  4. Step 4: Simplify right side
    27,555.82x = 486,172,858.21
  5. Step 5: Solve for x
    x = 486,172,858.21/27,555.82
  6. Step 6: Final answer
    x = 17,643.20

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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.