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Finding the Fourth Proportional to 22,797.01, 31,460.21 and 13,365.73

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Solution

The fourth proportional to 22,797.01, 31,460.21 and 13,365.73 is: 18,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,797.01 : 31,460.21 = 13,365.73 : x
  2. Step 2: Convert to fraction form
    22,797.01/31,460.21 = 13,365.73/x
  3. Step 3: Cross multiply
    22,797.01x = 31,460.21 × 13,365.73
  4. Step 4: Simplify right side
    22,797.01x = 420,488,672.60
  5. Step 5: Solve for x
    x = 420,488,672.60/22,797.01
  6. Step 6: Final answer
    x = 18,444.90

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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.