Home / 39,796.31-59,673.92-11,712.72

Finding the Fourth Proportional to 39,796.31, 59,673.92 and 11,712.72

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Solution

The fourth proportional to 39,796.31, 59,673.92 and 11,712.72 is: 17,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,796.31 : 59,673.92 = 11,712.72 : x
  2. Step 2: Convert to fraction form
    39,796.31/59,673.92 = 11,712.72/x
  3. Step 3: Cross multiply
    39,796.31x = 59,673.92 × 11,712.72
  4. Step 4: Simplify right side
    39,796.31x = 698,943,916.26
  5. Step 5: Solve for x
    x = 698,943,916.26/39,796.31
  6. Step 6: Final answer
    x = 17,563.03

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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.