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Finding the Fourth Proportional to 17,239.88, 25,844.76 and 6,702.68

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Solution

The fourth proportional to 17,239.88, 25,844.76 and 6,702.68 is: 10,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.88 : 25,844.76 = 6,702.68 : x
  2. Step 2: Convert to fraction form
    17,239.88/25,844.76 = 6,702.68/x
  3. Step 3: Cross multiply
    17,239.88x = 25,844.76 × 6,702.68
  4. Step 4: Simplify right side
    17,239.88x = 173,229,155.96
  5. Step 5: Solve for x
    x = 173,229,155.96/17,239.88
  6. Step 6: Final answer
    x = 10,048.16

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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.