Home / 14,046.05-21,072.21-5,281.04

Finding the Fourth Proportional to 14,046.05, 21,072.21 and 5,281.04

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Solution

The fourth proportional to 14,046.05, 21,072.21 and 5,281.04 is: 7,922.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.05 : 21,072.21 = 5,281.04 : x
  2. Step 2: Convert to fraction form
    14,046.05/21,072.21 = 5,281.04/x
  3. Step 3: Cross multiply
    14,046.05x = 21,072.21 × 5,281.04
  4. Step 4: Simplify right side
    14,046.05x = 111,283,058.73
  5. Step 5: Solve for x
    x = 111,283,058.73/14,046.05
  6. Step 6: Final answer
    x = 7,922.73

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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.