Home / 13,100.34-19,651.68-3,740.19

Finding the Fourth Proportional to 13,100.34, 19,651.68 and 3,740.19

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Solution

The fourth proportional to 13,100.34, 19,651.68 and 3,740.19 is: 5,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100.34 : 19,651.68 = 3,740.19 : x
  2. Step 2: Convert to fraction form
    13,100.34/19,651.68 = 3,740.19/x
  3. Step 3: Cross multiply
    13,100.34x = 19,651.68 × 3,740.19
  4. Step 4: Simplify right side
    13,100.34x = 73,501,017.02
  5. Step 5: Solve for x
    x = 73,501,017.02/13,100.34
  6. Step 6: Final answer
    x = 5,610.62

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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.