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Finding the Fourth Proportional to 17,549.76, 26,329.53 and 9,764.04

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Solution

The fourth proportional to 17,549.76, 26,329.53 and 9,764.04 is: 14,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,549.76 : 26,329.53 = 9,764.04 : x
  2. Step 2: Convert to fraction form
    17,549.76/26,329.53 = 9,764.04/x
  3. Step 3: Cross multiply
    17,549.76x = 26,329.53 × 9,764.04
  4. Step 4: Simplify right side
    17,549.76x = 257,082,584.10
  5. Step 5: Solve for x
    x = 257,082,584.10/17,549.76
  6. Step 6: Final answer
    x = 14,648.78

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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.