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Finding the Fourth Proportional to 18,002.16, 24,843.84 and 12,036.24

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Solution

The fourth proportional to 18,002.16, 24,843.84 and 12,036.24 is: 16,610.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002.16 : 24,843.84 = 12,036.24 : x
  2. Step 2: Convert to fraction form
    18,002.16/24,843.84 = 12,036.24/x
  3. Step 3: Cross multiply
    18,002.16x = 24,843.84 × 12,036.24
  4. Step 4: Simplify right side
    18,002.16x = 299,026,420.76
  5. Step 5: Solve for x
    x = 299,026,420.76/18,002.16
  6. Step 6: Final answer
    x = 16,610.59

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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.