Home / 19,993.14-27,590.58-11,040.48

Finding the Fourth Proportional to 19,993.14, 27,590.58 and 11,040.48

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Solution

The fourth proportional to 19,993.14, 27,590.58 and 11,040.48 is: 15,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993.14 : 27,590.58 = 11,040.48 : x
  2. Step 2: Convert to fraction form
    19,993.14/27,590.58 = 11,040.48/x
  3. Step 3: Cross multiply
    19,993.14x = 27,590.58 × 11,040.48
  4. Step 4: Simplify right side
    19,993.14x = 304,613,246.68
  5. Step 5: Solve for x
    x = 304,613,246.68/19,993.14
  6. Step 6: Final answer
    x = 15,235.89

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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.