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Finding the Fourth Proportional to 26,375.88, 39,562.44 and 6,654.62

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Solution

The fourth proportional to 26,375.88, 39,562.44 and 6,654.62 is: 9,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,375.88 : 39,562.44 = 6,654.62 : x
  2. Step 2: Convert to fraction form
    26,375.88/39,562.44 = 6,654.62/x
  3. Step 3: Cross multiply
    26,375.88x = 39,562.44 × 6,654.62
  4. Step 4: Simplify right side
    26,375.88x = 263,273,004.47
  5. Step 5: Solve for x
    x = 263,273,004.47/26,375.88
  6. Step 6: Final answer
    x = 9,981.58

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1.5x scale

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.