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Finding the Fourth Proportional to 17,930.58, 26,895.62 and 8,062.88

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Solution

The fourth proportional to 17,930.58, 26,895.62 and 8,062.88 is: 12,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,930.58 : 26,895.62 = 8,062.88 : x
  2. Step 2: Convert to fraction form
    17,930.58/26,895.62 = 8,062.88/x
  3. Step 3: Cross multiply
    17,930.58x = 26,895.62 × 8,062.88
  4. Step 4: Simplify right side
    17,930.58x = 216,856,156.59
  5. Step 5: Solve for x
    x = 216,856,156.59/17,930.58
  6. Step 6: Final answer
    x = 12,094.21

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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.