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Finding the Fourth Proportional to 17,551.61, 26,328.22 and 4,404.09

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Solution

The fourth proportional to 17,551.61, 26,328.22 and 4,404.09 is: 6,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.61 : 26,328.22 = 4,404.09 : x
  2. Step 2: Convert to fraction form
    17,551.61/26,328.22 = 4,404.09/x
  3. Step 3: Cross multiply
    17,551.61x = 26,328.22 × 4,404.09
  4. Step 4: Simplify right side
    17,551.61x = 115,951,850.42
  5. Step 5: Solve for x
    x = 115,951,850.42/17,551.61
  6. Step 6: Final answer
    x = 6,606.34

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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.