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Finding the Fourth Proportional to 29,840.71, 44,751.49 and 9,845.72

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Solution

The fourth proportional to 29,840.71, 44,751.49 and 9,845.72 is: 14,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,840.71 : 44,751.49 = 9,845.72 : x
  2. Step 2: Convert to fraction form
    29,840.71/44,751.49 = 9,845.72/x
  3. Step 3: Cross multiply
    29,840.71x = 44,751.49 × 9,845.72
  4. Step 4: Simplify right side
    29,840.71x = 440,610,640.12
  5. Step 5: Solve for x
    x = 440,610,640.12/29,840.71
  6. Step 6: Final answer
    x = 14,765.42

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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.