Home / 49,676.16-68,536.35-28,163.58

Finding the Fourth Proportional to 49,676.16, 68,536.35 and 28,163.58

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Solution

The fourth proportional to 49,676.16, 68,536.35 and 28,163.58 is: 38,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,676.16 : 68,536.35 = 28,163.58 : x
  2. Step 2: Convert to fraction form
    49,676.16/68,536.35 = 28,163.58/x
  3. Step 3: Cross multiply
    49,676.16x = 68,536.35 × 28,163.58
  4. Step 4: Simplify right side
    49,676.16x = 1,930,228,976.13
  5. Step 5: Solve for x
    x = 1,930,228,976.13/49,676.16
  6. Step 6: Final answer
    x = 38,856.24

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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.