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Finding the Fourth Proportional to 17,576.64, 26,365.16 and 5,889.88

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Solution

The fourth proportional to 17,576.64, 26,365.16 and 5,889.88 is: 8,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,576.64 : 26,365.16 = 5,889.88 : x
  2. Step 2: Convert to fraction form
    17,576.64/26,365.16 = 5,889.88/x
  3. Step 3: Cross multiply
    17,576.64x = 26,365.16 × 5,889.88
  4. Step 4: Simplify right side
    17,576.64x = 155,287,628.58
  5. Step 5: Solve for x
    x = 155,287,628.58/17,576.64
  6. Step 6: Final answer
    x = 8,834.89

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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.