Home / 14,511-21,768.36-4,123.02

Finding the Fourth Proportional to 14,511, 21,768.36 and 4,123.02

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Solution

The fourth proportional to 14,511, 21,768.36 and 4,123.02 is: 6,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511 : 21,768.36 = 4,123.02 : x
  2. Step 2: Convert to fraction form
    14,511/21,768.36 = 4,123.02/x
  3. Step 3: Cross multiply
    14,511x = 21,768.36 × 4,123.02
  4. Step 4: Simplify right side
    14,511x = 89,751,383.65
  5. Step 5: Solve for x
    x = 89,751,383.65/14,511
  6. Step 6: Final answer
    x = 6,185.06

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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.