Home / 13,936.05-19,212.76-9,950.24

Finding the Fourth Proportional to 13,936.05, 19,212.76 and 9,950.24

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Solution

The fourth proportional to 13,936.05, 19,212.76 and 9,950.24 is: 13,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.05 : 19,212.76 = 9,950.24 : x
  2. Step 2: Convert to fraction form
    13,936.05/19,212.76 = 9,950.24/x
  3. Step 3: Cross multiply
    13,936.05x = 19,212.76 × 9,950.24
  4. Step 4: Simplify right side
    13,936.05x = 191,171,573.06
  5. Step 5: Solve for x
    x = 191,171,573.06/13,936.05
  6. Step 6: Final answer
    x = 13,717.77

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.