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Finding the Fourth Proportional to 27,506.79, 41,262.48 and 8,789.49

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Solution

The fourth proportional to 27,506.79, 41,262.48 and 8,789.49 is: 13,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,506.79 : 41,262.48 = 8,789.49 : x
  2. Step 2: Convert to fraction form
    27,506.79/41,262.48 = 8,789.49/x
  3. Step 3: Cross multiply
    27,506.79x = 41,262.48 × 8,789.49
  4. Step 4: Simplify right side
    27,506.79x = 362,676,155.34
  5. Step 5: Solve for x
    x = 362,676,155.34/27,506.79
  6. Step 6: Final answer
    x = 13,184.97

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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.