Home / 49,063.50-67,714.92-28,913.94

Finding the Fourth Proportional to 49,063.50, 67,714.92 and 28,913.94

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Solution

The fourth proportional to 49,063.50, 67,714.92 and 28,913.94 is: 39,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,063.50 : 67,714.92 = 28,913.94 : x
  2. Step 2: Convert to fraction form
    49,063.50/67,714.92 = 28,913.94/x
  3. Step 3: Cross multiply
    49,063.50x = 67,714.92 × 28,913.94
  4. Step 4: Simplify right side
    49,063.50x = 1,957,905,133.98
  5. Step 5: Solve for x
    x = 1,957,905,133.98/49,063.50
  6. Step 6: Final answer
    x = 39,905.53

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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.