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Finding the Fourth Proportional to 19,443.62, 29,170.08 and 6,296

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Solution

The fourth proportional to 19,443.62, 29,170.08 and 6,296 is: 9,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.62 : 29,170.08 = 6,296 : x
  2. Step 2: Convert to fraction form
    19,443.62/29,170.08 = 6,296/x
  3. Step 3: Cross multiply
    19,443.62x = 29,170.08 × 6,296
  4. Step 4: Simplify right side
    19,443.62x = 183,654,823.68
  5. Step 5: Solve for x
    x = 183,654,823.68/19,443.62
  6. Step 6: Final answer
    x = 9,445.51

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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.