Home / 11,955.82-17,914.98-7,564

Finding the Fourth Proportional to 11,955.82, 17,914.98 and 7,564

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Solution

The fourth proportional to 11,955.82, 17,914.98 and 7,564 is: 11,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.82 : 17,914.98 = 7,564 : x
  2. Step 2: Convert to fraction form
    11,955.82/17,914.98 = 7,564/x
  3. Step 3: Cross multiply
    11,955.82x = 17,914.98 × 7,564
  4. Step 4: Simplify right side
    11,955.82x = 135,508,908.72
  5. Step 5: Solve for x
    x = 135,508,908.72/11,955.82
  6. Step 6: Final answer
    x = 11,334.14

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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.