Home / 20,050.67-27,668.72-11,097.64

Finding the Fourth Proportional to 20,050.67, 27,668.72 and 11,097.64

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Solution

The fourth proportional to 20,050.67, 27,668.72 and 11,097.64 is: 15,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.67 : 27,668.72 = 11,097.64 : x
  2. Step 2: Convert to fraction form
    20,050.67/27,668.72 = 11,097.64/x
  3. Step 3: Cross multiply
    20,050.67x = 27,668.72 × 11,097.64
  4. Step 4: Simplify right side
    20,050.67x = 307,057,556.15
  5. Step 5: Solve for x
    x = 307,057,556.15/20,050.67
  6. Step 6: Final answer
    x = 15,314.08

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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.