Home / 12,849.96-19,270.62-4,529.64

Finding the Fourth Proportional to 12,849.96, 19,270.62 and 4,529.64

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Solution

The fourth proportional to 12,849.96, 19,270.62 and 4,529.64 is: 6,792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849.96 : 19,270.62 = 4,529.64 : x
  2. Step 2: Convert to fraction form
    12,849.96/19,270.62 = 4,529.64/x
  3. Step 3: Cross multiply
    12,849.96x = 19,270.62 × 4,529.64
  4. Step 4: Simplify right side
    12,849.96x = 87,288,971.18
  5. Step 5: Solve for x
    x = 87,288,971.18/12,849.96
  6. Step 6: Final answer
    x = 6,792.94

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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.