Home / 11,835.48-17,753.12-3,515.58

Finding the Fourth Proportional to 11,835.48, 17,753.12 and 3,515.58

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Solution

The fourth proportional to 11,835.48, 17,753.12 and 3,515.58 is: 5,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.48 : 17,753.12 = 3,515.58 : x
  2. Step 2: Convert to fraction form
    11,835.48/17,753.12 = 3,515.58/x
  3. Step 3: Cross multiply
    11,835.48x = 17,753.12 × 3,515.58
  4. Step 4: Simplify right side
    11,835.48x = 62,412,513.61
  5. Step 5: Solve for x
    x = 62,412,513.61/11,835.48
  6. Step 6: Final answer
    x = 5,273.34

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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.