Home / 39,629.51-59,450.96-13,328

Finding the Fourth Proportional to 39,629.51, 59,450.96 and 13,328

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Solution

The fourth proportional to 39,629.51, 59,450.96 and 13,328 is: 19,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.51 : 59,450.96 = 13,328 : x
  2. Step 2: Convert to fraction form
    39,629.51/59,450.96 = 13,328/x
  3. Step 3: Cross multiply
    39,629.51x = 59,450.96 × 13,328
  4. Step 4: Simplify right side
    39,629.51x = 792,362,394.88
  5. Step 5: Solve for x
    x = 792,362,394.88/39,629.51
  6. Step 6: Final answer
    x = 19,994.25

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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.