Home / 14,735.78-22,103.67-4,872.41

Finding the Fourth Proportional to 14,735.78, 22,103.67 and 4,872.41

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Solution

The fourth proportional to 14,735.78, 22,103.67 and 4,872.41 is: 7,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.78 : 22,103.67 = 4,872.41 : x
  2. Step 2: Convert to fraction form
    14,735.78/22,103.67 = 4,872.41/x
  3. Step 3: Cross multiply
    14,735.78x = 22,103.67 × 4,872.41
  4. Step 4: Simplify right side
    14,735.78x = 107,698,142.74
  5. Step 5: Solve for x
    x = 107,698,142.74/14,735.78
  6. Step 6: Final answer
    x = 7,308.62

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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.