Home / 49,922.96-68,893.68-28,706.40

Finding the Fourth Proportional to 49,922.96, 68,893.68 and 28,706.40

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Solution

The fourth proportional to 49,922.96, 68,893.68 and 28,706.40 is: 39,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,922.96 : 68,893.68 = 28,706.40 : x
  2. Step 2: Convert to fraction form
    49,922.96/68,893.68 = 28,706.40/x
  3. Step 3: Cross multiply
    49,922.96x = 68,893.68 × 28,706.40
  4. Step 4: Simplify right side
    49,922.96x = 1,977,689,535.55
  5. Step 5: Solve for x
    x = 1,977,689,535.55/49,922.96
  6. Step 6: Final answer
    x = 39,614.83

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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.