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Finding the Fourth Proportional to 17,754.08, 26,631.11 and 16,671.51

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Solution

The fourth proportional to 17,754.08, 26,631.11 and 16,671.51 is: 25,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.08 : 26,631.11 = 16,671.51 : x
  2. Step 2: Convert to fraction form
    17,754.08/26,631.11 = 16,671.51/x
  3. Step 3: Cross multiply
    17,754.08x = 26,631.11 × 16,671.51
  4. Step 4: Simplify right side
    17,754.08x = 443,980,858.35
  5. Step 5: Solve for x
    x = 443,980,858.35/17,754.08
  6. Step 6: Final answer
    x = 25,007.27

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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.