Home / 14,778.73-22,167.75-4,918.09

Finding the Fourth Proportional to 14,778.73, 22,167.75 and 4,918.09

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Solution

The fourth proportional to 14,778.73, 22,167.75 and 4,918.09 is: 7,377.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.73 : 22,167.75 = 4,918.09 : x
  2. Step 2: Convert to fraction form
    14,778.73/22,167.75 = 4,918.09/x
  3. Step 3: Cross multiply
    14,778.73x = 22,167.75 × 4,918.09
  4. Step 4: Simplify right side
    14,778.73x = 109,023,042.70
  5. Step 5: Solve for x
    x = 109,023,042.70/14,778.73
  6. Step 6: Final answer
    x = 7,377.02

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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.