Home / 13,076.37-19,615.77-7,518.96

Finding the Fourth Proportional to 13,076.37, 19,615.77 and 7,518.96

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Solution

The fourth proportional to 13,076.37, 19,615.77 and 7,518.96 is: 11,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.37 : 19,615.77 = 7,518.96 : x
  2. Step 2: Convert to fraction form
    13,076.37/19,615.77 = 7,518.96/x
  3. Step 3: Cross multiply
    13,076.37x = 19,615.77 × 7,518.96
  4. Step 4: Simplify right side
    13,076.37x = 147,490,190.00
  5. Step 5: Solve for x
    x = 147,490,190.00/13,076.37
  6. Step 6: Final answer
    x = 11,279.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.