Home / 19,993.16-27,590.36-11,040.46

Finding the Fourth Proportional to 19,993.16, 27,590.36 and 11,040.46

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Solution

The fourth proportional to 19,993.16, 27,590.36 and 11,040.46 is: 15,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993.16 : 27,590.36 = 11,040.46 : x
  2. Step 2: Convert to fraction form
    19,993.16/27,590.36 = 11,040.46/x
  3. Step 3: Cross multiply
    19,993.16x = 27,590.36 × 11,040.46
  4. Step 4: Simplify right side
    19,993.16x = 304,610,265.97
  5. Step 5: Solve for x
    x = 304,610,265.97/19,993.16
  6. Step 6: Final answer
    x = 15,235.72

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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.