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Finding the Fourth Proportional to 29,387.88, 44,081.71 and 10,667.89

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Solution

The fourth proportional to 29,387.88, 44,081.71 and 10,667.89 is: 16,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.88 : 44,081.71 = 10,667.89 : x
  2. Step 2: Convert to fraction form
    29,387.88/44,081.71 = 10,667.89/x
  3. Step 3: Cross multiply
    29,387.88x = 44,081.71 × 10,667.89
  4. Step 4: Simplify right side
    29,387.88x = 470,258,833.29
  5. Step 5: Solve for x
    x = 470,258,833.29/29,387.88
  6. Step 6: Final answer
    x = 16,001.80

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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.