Home / 39,828.70-59,753.31-11,747.62

Finding the Fourth Proportional to 39,828.70, 59,753.31 and 11,747.62

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Solution

The fourth proportional to 39,828.70, 59,753.31 and 11,747.62 is: 17,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.70 : 59,753.31 = 11,747.62 : x
  2. Step 2: Convert to fraction form
    39,828.70/59,753.31 = 11,747.62/x
  3. Step 3: Cross multiply
    39,828.70x = 59,753.31 × 11,747.62
  4. Step 4: Simplify right side
    39,828.70x = 701,959,179.62
  5. Step 5: Solve for x
    x = 701,959,179.62/39,828.70
  6. Step 6: Final answer
    x = 17,624.46

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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.