Home / 13,101.35-19,648.98-3,741.12

Finding the Fourth Proportional to 13,101.35, 19,648.98 and 3,741.12

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Solution

The fourth proportional to 13,101.35, 19,648.98 and 3,741.12 is: 5,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.35 : 19,648.98 = 3,741.12 : x
  2. Step 2: Convert to fraction form
    13,101.35/19,648.98 = 3,741.12/x
  3. Step 3: Cross multiply
    13,101.35x = 19,648.98 × 3,741.12
  4. Step 4: Simplify right side
    13,101.35x = 73,509,192.06
  5. Step 5: Solve for x
    x = 73,509,192.06/13,101.35
  6. Step 6: Final answer
    x = 5,610.81

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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.