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Finding the Fourth Proportional to 14,960.76, 22,425.15 and 7,936.38

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Solution

The fourth proportional to 14,960.76, 22,425.15 and 7,936.38 is: 11,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,960.76 : 22,425.15 = 7,936.38 : x
  2. Step 2: Convert to fraction form
    14,960.76/22,425.15 = 7,936.38/x
  3. Step 3: Cross multiply
    14,960.76x = 22,425.15 × 7,936.38
  4. Step 4: Simplify right side
    14,960.76x = 177,974,511.96
  5. Step 5: Solve for x
    x = 177,974,511.96/14,960.76
  6. Step 6: Final answer
    x = 11,896.09

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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.