Home / 13,022.98-19,533.99-3,788.74

Finding the Fourth Proportional to 13,022.98, 19,533.99 and 3,788.74

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Solution

The fourth proportional to 13,022.98, 19,533.99 and 3,788.74 is: 5,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.98 : 19,533.99 = 3,788.74 : x
  2. Step 2: Convert to fraction form
    13,022.98/19,533.99 = 3,788.74/x
  3. Step 3: Cross multiply
    13,022.98x = 19,533.99 × 3,788.74
  4. Step 4: Simplify right side
    13,022.98x = 74,009,209.27
  5. Step 5: Solve for x
    x = 74,009,209.27/13,022.98
  6. Step 6: Final answer
    x = 5,682.97

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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.