Home / 19,987.44-27,582.48-11,034.92

Finding the Fourth Proportional to 19,987.44, 27,582.48 and 11,034.92

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Solution

The fourth proportional to 19,987.44, 27,582.48 and 11,034.92 is: 15,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,987.44 : 27,582.48 = 11,034.92 : x
  2. Step 2: Convert to fraction form
    19,987.44/27,582.48 = 11,034.92/x
  3. Step 3: Cross multiply
    19,987.44x = 27,582.48 × 11,034.92
  4. Step 4: Simplify right side
    19,987.44x = 304,370,460.20
  5. Step 5: Solve for x
    x = 304,370,460.20/19,987.44
  6. Step 6: Final answer
    x = 15,228.09

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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.