Home / 38,004.22-57,012.81-13,046.50

Finding the Fourth Proportional to 38,004.22, 57,012.81 and 13,046.50

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Solution

The fourth proportional to 38,004.22, 57,012.81 and 13,046.50 is: 19,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,004.22 : 57,012.81 = 13,046.50 : x
  2. Step 2: Convert to fraction form
    38,004.22/57,012.81 = 13,046.50/x
  3. Step 3: Cross multiply
    38,004.22x = 57,012.81 × 13,046.50
  4. Step 4: Simplify right side
    38,004.22x = 743,817,625.67
  5. Step 5: Solve for x
    x = 743,817,625.67/38,004.22
  6. Step 6: Final answer
    x = 19,571.97

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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.