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Finding the Fourth Proportional to 29,790.52, 44,685.73 and 7,603.89

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Solution

The fourth proportional to 29,790.52, 44,685.73 and 7,603.89 is: 11,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,790.52 : 44,685.73 = 7,603.89 : x
  2. Step 2: Convert to fraction form
    29,790.52/44,685.73 = 7,603.89/x
  3. Step 3: Cross multiply
    29,790.52x = 44,685.73 × 7,603.89
  4. Step 4: Simplify right side
    29,790.52x = 339,785,375.49
  5. Step 5: Solve for x
    x = 339,785,375.49/29,790.52
  6. Step 6: Final answer
    x = 11,405.82

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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.