Home / 19,551.36-29,325-5,511.03

Finding the Fourth Proportional to 19,551.36, 29,325 and 5,511.03

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Solution

The fourth proportional to 19,551.36, 29,325 and 5,511.03 is: 8,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.36 : 29,325 = 5,511.03 : x
  2. Step 2: Convert to fraction form
    19,551.36/29,325 = 5,511.03/x
  3. Step 3: Cross multiply
    19,551.36x = 29,325 × 5,511.03
  4. Step 4: Simplify right side
    19,551.36x = 161,610,954.75
  5. Step 5: Solve for x
    x = 161,610,954.75/19,551.36
  6. Step 6: Final answer
    x = 8,265.97

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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.