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Finding the Fourth Proportional to 17,672.32, 26,498.48 and 5,822.89

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Solution

The fourth proportional to 17,672.32, 26,498.48 and 5,822.89 is: 8,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.32 : 26,498.48 = 5,822.89 : x
  2. Step 2: Convert to fraction form
    17,672.32/26,498.48 = 5,822.89/x
  3. Step 3: Cross multiply
    17,672.32x = 26,498.48 × 5,822.89
  4. Step 4: Simplify right side
    17,672.32x = 154,297,734.21
  5. Step 5: Solve for x
    x = 154,297,734.21/17,672.32
  6. Step 6: Final answer
    x = 8,731.04

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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.