Home / 39,195.14-54,052.45-30,228.44

Finding the Fourth Proportional to 39,195.14, 54,052.45 and 30,228.44

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Solution

The fourth proportional to 39,195.14, 54,052.45 and 30,228.44 is: 41,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,195.14 : 54,052.45 = 30,228.44 : x
  2. Step 2: Convert to fraction form
    39,195.14/54,052.45 = 30,228.44/x
  3. Step 3: Cross multiply
    39,195.14x = 54,052.45 × 30,228.44
  4. Step 4: Simplify right side
    39,195.14x = 1,633,920,895.84
  5. Step 5: Solve for x
    x = 1,633,920,895.84/39,195.14
  6. Step 6: Final answer
    x = 41,686.83

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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.