Home / 39,789.92-59,674.95-11,704.38

Finding the Fourth Proportional to 39,789.92, 59,674.95 and 11,704.38

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Solution

The fourth proportional to 39,789.92, 59,674.95 and 11,704.38 is: 17,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,789.92 : 59,674.95 = 11,704.38 : x
  2. Step 2: Convert to fraction form
    39,789.92/59,674.95 = 11,704.38/x
  3. Step 3: Cross multiply
    39,789.92x = 59,674.95 × 11,704.38
  4. Step 4: Simplify right side
    39,789.92x = 698,458,291.28
  5. Step 5: Solve for x
    x = 698,458,291.28/39,789.92
  6. Step 6: Final answer
    x = 17,553.65

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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.