Home / 39,840.96-59,747.51-11,753.56

Finding the Fourth Proportional to 39,840.96, 59,747.51 and 11,753.56

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Solution

The fourth proportional to 39,840.96, 59,747.51 and 11,753.56 is: 17,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,840.96 : 59,747.51 = 11,753.56 : x
  2. Step 2: Convert to fraction form
    39,840.96/59,747.51 = 11,753.56/x
  3. Step 3: Cross multiply
    39,840.96x = 59,747.51 × 11,753.56
  4. Step 4: Simplify right side
    39,840.96x = 702,245,645.51
  5. Step 5: Solve for x
    x = 702,245,645.51/39,840.96
  6. Step 6: Final answer
    x = 17,626.22

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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.