Home / 12,072.96-18,096.48-5,904

Finding the Fourth Proportional to 12,072.96, 18,096.48 and 5,904

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Solution

The fourth proportional to 12,072.96, 18,096.48 and 5,904 is: 8,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072.96 : 18,096.48 = 5,904 : x
  2. Step 2: Convert to fraction form
    12,072.96/18,096.48 = 5,904/x
  3. Step 3: Cross multiply
    12,072.96x = 18,096.48 × 5,904
  4. Step 4: Simplify right side
    12,072.96x = 106,841,617.92
  5. Step 5: Solve for x
    x = 106,841,617.92/12,072.96
  6. Step 6: Final answer
    x = 8,849.66

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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.