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Finding the Fourth Proportional to 29,667.48, 44,502.70 and 8,889

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Solution

The fourth proportional to 29,667.48, 44,502.70 and 8,889 is: 13,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,667.48 : 44,502.70 = 8,889 : x
  2. Step 2: Convert to fraction form
    29,667.48/44,502.70 = 8,889/x
  3. Step 3: Cross multiply
    29,667.48x = 44,502.70 × 8,889
  4. Step 4: Simplify right side
    29,667.48x = 395,584,500.30
  5. Step 5: Solve for x
    x = 395,584,500.30/29,667.48
  6. Step 6: Final answer
    x = 13,333.94

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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.