Home / 13,327.28-19,992-4,896.08

Finding the Fourth Proportional to 13,327.28, 19,992 and 4,896.08

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Solution

The fourth proportional to 13,327.28, 19,992 and 4,896.08 is: 7,344.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.28 : 19,992 = 4,896.08 : x
  2. Step 2: Convert to fraction form
    13,327.28/19,992 = 4,896.08/x
  3. Step 3: Cross multiply
    13,327.28x = 19,992 × 4,896.08
  4. Step 4: Simplify right side
    13,327.28x = 97,882,431.36
  5. Step 5: Solve for x
    x = 97,882,431.36/13,327.28
  6. Step 6: Final answer
    x = 7,344.52

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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.