Home / 19,018.44-26,251.56-11,059.20

Finding the Fourth Proportional to 19,018.44, 26,251.56 and 11,059.20

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Solution

The fourth proportional to 19,018.44, 26,251.56 and 11,059.20 is: 15,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.44 : 26,251.56 = 11,059.20 : x
  2. Step 2: Convert to fraction form
    19,018.44/26,251.56 = 11,059.20/x
  3. Step 3: Cross multiply
    19,018.44x = 26,251.56 × 11,059.20
  4. Step 4: Simplify right side
    19,018.44x = 290,321,252.35
  5. Step 5: Solve for x
    x = 290,321,252.35/19,018.44
  6. Step 6: Final answer
    x = 15,265.25

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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.