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Finding the Fourth Proportional to 17,776.54, 26,680.97 and 9,463.56

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Solution

The fourth proportional to 17,776.54, 26,680.97 and 9,463.56 is: 14,203.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.54 : 26,680.97 = 9,463.56 : x
  2. Step 2: Convert to fraction form
    17,776.54/26,680.97 = 9,463.56/x
  3. Step 3: Cross multiply
    17,776.54x = 26,680.97 × 9,463.56
  4. Step 4: Simplify right side
    17,776.54x = 252,496,960.45
  5. Step 5: Solve for x
    x = 252,496,960.45/17,776.54
  6. Step 6: Final answer
    x = 14,203.94

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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.