Home / 18,002.66-27,001.50-4,855.82

Finding the Fourth Proportional to 18,002.66, 27,001.50 and 4,855.82

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Solution

The fourth proportional to 18,002.66, 27,001.50 and 4,855.82 is: 7,283.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002.66 : 27,001.50 = 4,855.82 : x
  2. Step 2: Convert to fraction form
    18,002.66/27,001.50 = 4,855.82/x
  3. Step 3: Cross multiply
    18,002.66x = 27,001.50 × 4,855.82
  4. Step 4: Simplify right side
    18,002.66x = 131,114,423.73
  5. Step 5: Solve for x
    x = 131,114,423.73/18,002.66
  6. Step 6: Final answer
    x = 7,283.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.