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Finding the Fourth Proportional to 19,594.86, 27,040.14 and 11,636.88

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Solution

The fourth proportional to 19,594.86, 27,040.14 and 11,636.88 is: 16,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,594.86 : 27,040.14 = 11,636.88 : x
  2. Step 2: Convert to fraction form
    19,594.86/27,040.14 = 11,636.88/x
  3. Step 3: Cross multiply
    19,594.86x = 27,040.14 × 11,636.88
  4. Step 4: Simplify right side
    19,594.86x = 314,662,864.36
  5. Step 5: Solve for x
    x = 314,662,864.36/19,594.86
  6. Step 6: Final answer
    x = 16,058.44

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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.