Home / 11,238.89-16,877.46-10,768.68

Finding the Fourth Proportional to 11,238.89, 16,877.46 and 10,768.68

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Solution

The fourth proportional to 11,238.89, 16,877.46 and 10,768.68 is: 16,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.89 : 16,877.46 = 10,768.68 : x
  2. Step 2: Convert to fraction form
    11,238.89/16,877.46 = 10,768.68/x
  3. Step 3: Cross multiply
    11,238.89x = 16,877.46 × 10,768.68
  4. Step 4: Simplify right side
    11,238.89x = 181,748,006.34
  5. Step 5: Solve for x
    x = 181,748,006.34/11,238.89
  6. Step 6: Final answer
    x = 16,171.36

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