Home / 14,377.07-21,578.48-7,361.89

Finding the Fourth Proportional to 14,377.07, 21,578.48 and 7,361.89

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Solution

The fourth proportional to 14,377.07, 21,578.48 and 7,361.89 is: 11,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.07 : 21,578.48 = 7,361.89 : x
  2. Step 2: Convert to fraction form
    14,377.07/21,578.48 = 7,361.89/x
  3. Step 3: Cross multiply
    14,377.07x = 21,578.48 × 7,361.89
  4. Step 4: Simplify right side
    14,377.07x = 158,858,312.27
  5. Step 5: Solve for x
    x = 158,858,312.27/14,377.07
  6. Step 6: Final answer
    x = 11,049.42

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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.