Home / 39,382.78-59,066.03-11,296.59

Finding the Fourth Proportional to 39,382.78, 59,066.03 and 11,296.59

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Solution

The fourth proportional to 39,382.78, 59,066.03 and 11,296.59 is: 16,942.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382.78 : 59,066.03 = 11,296.59 : x
  2. Step 2: Convert to fraction form
    39,382.78/59,066.03 = 11,296.59/x
  3. Step 3: Cross multiply
    39,382.78x = 59,066.03 × 11,296.59
  4. Step 4: Simplify right side
    39,382.78x = 667,244,372.02
  5. Step 5: Solve for x
    x = 667,244,372.02/39,382.78
  6. Step 6: Final answer
    x = 16,942.54

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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.