Home / 27,343.73-40,983.60-12,554.08

Finding the Fourth Proportional to 27,343.73, 40,983.60 and 12,554.08

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Solution

The fourth proportional to 27,343.73, 40,983.60 and 12,554.08 is: 18,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.73 : 40,983.60 = 12,554.08 : x
  2. Step 2: Convert to fraction form
    27,343.73/40,983.60 = 12,554.08/x
  3. Step 3: Cross multiply
    27,343.73x = 40,983.60 × 12,554.08
  4. Step 4: Simplify right side
    27,343.73x = 514,511,393.09
  5. Step 5: Solve for x
    x = 514,511,393.09/27,343.73
  6. Step 6: Final answer
    x = 18,816.43

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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.