Home / 14,919.75-22,379.76-4,531.50

Finding the Fourth Proportional to 14,919.75, 22,379.76 and 4,531.50

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Solution

The fourth proportional to 14,919.75, 22,379.76 and 4,531.50 is: 6,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.75 : 22,379.76 = 4,531.50 : x
  2. Step 2: Convert to fraction form
    14,919.75/22,379.76 = 4,531.50/x
  3. Step 3: Cross multiply
    14,919.75x = 22,379.76 × 4,531.50
  4. Step 4: Simplify right side
    14,919.75x = 101,413,882.44
  5. Step 5: Solve for x
    x = 101,413,882.44/14,919.75
  6. Step 6: Final answer
    x = 6,797.29

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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.