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Finding the Fourth Proportional to 29,865.80, 44,793.79 and 11,140.94

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Solution

The fourth proportional to 29,865.80, 44,793.79 and 11,140.94 is: 16,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,865.80 : 44,793.79 = 11,140.94 : x
  2. Step 2: Convert to fraction form
    29,865.80/44,793.79 = 11,140.94/x
  3. Step 3: Cross multiply
    29,865.80x = 44,793.79 × 11,140.94
  4. Step 4: Simplify right side
    29,865.80x = 499,044,926.76
  5. Step 5: Solve for x
    x = 499,044,926.76/29,865.80
  6. Step 6: Final answer
    x = 16,709.58

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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.