Home / 39,394.35-59,077.89-11,306.79

Finding the Fourth Proportional to 39,394.35, 59,077.89 and 11,306.79

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Solution

The fourth proportional to 39,394.35, 59,077.89 and 11,306.79 is: 16,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.35 : 59,077.89 = 11,306.79 : x
  2. Step 2: Convert to fraction form
    39,394.35/59,077.89 = 11,306.79/x
  3. Step 3: Cross multiply
    39,394.35x = 59,077.89 × 11,306.79
  4. Step 4: Simplify right side
    39,394.35x = 667,981,295.87
  5. Step 5: Solve for x
    x = 667,981,295.87/39,394.35
  6. Step 6: Final answer
    x = 16,956.27

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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.