Home / 13,956.72-19,260.13-7,668.96

Finding the Fourth Proportional to 13,956.72, 19,260.13 and 7,668.96

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Solution

The fourth proportional to 13,956.72, 19,260.13 and 7,668.96 is: 10,583.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.72 : 19,260.13 = 7,668.96 : x
  2. Step 2: Convert to fraction form
    13,956.72/19,260.13 = 7,668.96/x
  3. Step 3: Cross multiply
    13,956.72x = 19,260.13 × 7,668.96
  4. Step 4: Simplify right side
    13,956.72x = 147,705,166.56
  5. Step 5: Solve for x
    x = 147,705,166.56/13,956.72
  6. Step 6: Final answer
    x = 10,583.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.