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Finding the Fourth Proportional to 29,429.52, 44,138.06 and 9,703.39

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Solution

The fourth proportional to 29,429.52, 44,138.06 and 9,703.39 is: 14,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,429.52 : 44,138.06 = 9,703.39 : x
  2. Step 2: Convert to fraction form
    29,429.52/44,138.06 = 9,703.39/x
  3. Step 3: Cross multiply
    29,429.52x = 44,138.06 × 9,703.39
  4. Step 4: Simplify right side
    29,429.52x = 428,288,761.51
  5. Step 5: Solve for x
    x = 428,288,761.51/29,429.52
  6. Step 6: Final answer
    x = 14,553.03

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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.