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Finding the Fourth Proportional to 17,671.72, 26,460.24 and 9,334.48

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Solution

The fourth proportional to 17,671.72, 26,460.24 and 9,334.48 is: 13,976.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.72 : 26,460.24 = 9,334.48 : x
  2. Step 2: Convert to fraction form
    17,671.72/26,460.24 = 9,334.48/x
  3. Step 3: Cross multiply
    17,671.72x = 26,460.24 × 9,334.48
  4. Step 4: Simplify right side
    17,671.72x = 246,992,581.08
  5. Step 5: Solve for x
    x = 246,992,581.08/17,671.72
  6. Step 6: Final answer
    x = 13,976.71

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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.