Home / 53,816.21-80,730.79-17,793.89

Finding the Fourth Proportional to 53,816.21, 80,730.79 and 17,793.89

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Solution

The fourth proportional to 53,816.21, 80,730.79 and 17,793.89 is: 26,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,816.21 : 80,730.79 = 17,793.89 : x
  2. Step 2: Convert to fraction form
    53,816.21/80,730.79 = 17,793.89/x
  3. Step 3: Cross multiply
    53,816.21x = 80,730.79 × 17,793.89
  4. Step 4: Simplify right side
    53,816.21x = 1,436,514,348.73
  5. Step 5: Solve for x
    x = 1,436,514,348.73/53,816.21
  6. Step 6: Final answer
    x = 26,692.97

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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.