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Finding the Fourth Proportional to 17,549.82, 26,324.72 and 8,779.94

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Solution

The fourth proportional to 17,549.82, 26,324.72 and 8,779.94 is: 13,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,549.82 : 26,324.72 = 8,779.94 : x
  2. Step 2: Convert to fraction form
    17,549.82/26,324.72 = 8,779.94/x
  3. Step 3: Cross multiply
    17,549.82x = 26,324.72 × 8,779.94
  4. Step 4: Simplify right side
    17,549.82x = 231,129,462.12
  5. Step 5: Solve for x
    x = 231,129,462.12/17,549.82
  6. Step 6: Final answer
    x = 13,169.90

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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.