Home / 13,254.54-19,884.36-4,372.44

Finding the Fourth Proportional to 13,254.54, 19,884.36 and 4,372.44

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Solution

The fourth proportional to 13,254.54, 19,884.36 and 4,372.44 is: 6,559.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.54 : 19,884.36 = 4,372.44 : x
  2. Step 2: Convert to fraction form
    13,254.54/19,884.36 = 4,372.44/x
  3. Step 3: Cross multiply
    13,254.54x = 19,884.36 × 4,372.44
  4. Step 4: Simplify right side
    13,254.54x = 86,943,171.04
  5. Step 5: Solve for x
    x = 86,943,171.04/13,254.54
  6. Step 6: Final answer
    x = 6,559.50

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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.