Home / 27,788.63-41,690.75-11,160.33

Finding the Fourth Proportional to 27,788.63, 41,690.75 and 11,160.33

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Solution

The fourth proportional to 27,788.63, 41,690.75 and 11,160.33 is: 16,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,788.63 : 41,690.75 = 11,160.33 : x
  2. Step 2: Convert to fraction form
    27,788.63/41,690.75 = 11,160.33/x
  3. Step 3: Cross multiply
    27,788.63x = 41,690.75 × 11,160.33
  4. Step 4: Simplify right side
    27,788.63x = 465,282,472.15
  5. Step 5: Solve for x
    x = 465,282,472.15/27,788.63
  6. Step 6: Final answer
    x = 16,743.63

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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.