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Finding the Fourth Proportional to 44,871.70, 67,283.97 and 19,900.95

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Solution

The fourth proportional to 44,871.70, 67,283.97 and 19,900.95 is: 29,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,871.70 : 67,283.97 = 19,900.95 : x
  2. Step 2: Convert to fraction form
    44,871.70/67,283.97 = 19,900.95/x
  3. Step 3: Cross multiply
    44,871.70x = 67,283.97 × 19,900.95
  4. Step 4: Simplify right side
    44,871.70x = 1,339,014,922.77
  5. Step 5: Solve for x
    x = 1,339,014,922.77/44,871.70
  6. Step 6: Final answer
    x = 29,840.97

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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.