Home / 11,913.29-17,841.48-6,635.18

Finding the Fourth Proportional to 11,913.29, 17,841.48 and 6,635.18

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Solution

The fourth proportional to 11,913.29, 17,841.48 and 6,635.18 is: 9,936.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.29 : 17,841.48 = 6,635.18 : x
  2. Step 2: Convert to fraction form
    11,913.29/17,841.48 = 6,635.18/x
  3. Step 3: Cross multiply
    11,913.29x = 17,841.48 × 6,635.18
  4. Step 4: Simplify right side
    11,913.29x = 118,381,431.27
  5. Step 5: Solve for x
    x = 118,381,431.27/11,913.29
  6. Step 6: Final answer
    x = 9,936.92

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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.