Home / 13,032.36-19,548.48-3,171.60

Finding the Fourth Proportional to 13,032.36, 19,548.48 and 3,171.60

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Solution

The fourth proportional to 13,032.36, 19,548.48 and 3,171.60 is: 4,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.36 : 19,548.48 = 3,171.60 : x
  2. Step 2: Convert to fraction form
    13,032.36/19,548.48 = 3,171.60/x
  3. Step 3: Cross multiply
    13,032.36x = 19,548.48 × 3,171.60
  4. Step 4: Simplify right side
    13,032.36x = 61,999,959.17
  5. Step 5: Solve for x
    x = 61,999,959.17/13,032.36
  6. Step 6: Final answer
    x = 4,757.39

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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.