Home / 19,332.54-29,005.72-11,928.38

Finding the Fourth Proportional to 19,332.54, 29,005.72 and 11,928.38

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Solution

The fourth proportional to 19,332.54, 29,005.72 and 11,928.38 is: 17,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.54 : 29,005.72 = 11,928.38 : x
  2. Step 2: Convert to fraction form
    19,332.54/29,005.72 = 11,928.38/x
  3. Step 3: Cross multiply
    19,332.54x = 29,005.72 × 11,928.38
  4. Step 4: Simplify right side
    19,332.54x = 345,991,250.33
  5. Step 5: Solve for x
    x = 345,991,250.33/19,332.54
  6. Step 6: Final answer
    x = 17,896.83

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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.