Home / 14,346.92-21,481.68-8,097.60

Finding the Fourth Proportional to 14,346.92, 21,481.68 and 8,097.60

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Solution

The fourth proportional to 14,346.92, 21,481.68 and 8,097.60 is: 12,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.92 : 21,481.68 = 8,097.60 : x
  2. Step 2: Convert to fraction form
    14,346.92/21,481.68 = 8,097.60/x
  3. Step 3: Cross multiply
    14,346.92x = 21,481.68 × 8,097.60
  4. Step 4: Simplify right side
    14,346.92x = 173,950,051.97
  5. Step 5: Solve for x
    x = 173,950,051.97/14,346.92
  6. Step 6: Final answer
    x = 12,124.56

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1.5x scale

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.