Home / 20,050.67-27,676.84-11,556.19

Finding the Fourth Proportional to 20,050.67, 27,676.84 and 11,556.19

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Solution

The fourth proportional to 20,050.67, 27,676.84 and 11,556.19 is: 15,951.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.67 : 27,676.84 = 11,556.19 : x
  2. Step 2: Convert to fraction form
    20,050.67/27,676.84 = 11,556.19/x
  3. Step 3: Cross multiply
    20,050.67x = 27,676.84 × 11,556.19
  4. Step 4: Simplify right side
    20,050.67x = 319,838,821.64
  5. Step 5: Solve for x
    x = 319,838,821.64/20,050.67
  6. Step 6: Final answer
    x = 15,951.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.