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Finding the Fourth Proportional to 17,469.71, 24,107.37 and 9,511.91

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Solution

The fourth proportional to 17,469.71, 24,107.37 and 9,511.91 is: 13,125.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,469.71 : 24,107.37 = 9,511.91 : x
  2. Step 2: Convert to fraction form
    17,469.71/24,107.37 = 9,511.91/x
  3. Step 3: Cross multiply
    17,469.71x = 24,107.37 × 9,511.91
  4. Step 4: Simplify right side
    17,469.71x = 229,307,013.24
  5. Step 5: Solve for x
    x = 229,307,013.24/17,469.71
  6. Step 6: Final answer
    x = 13,125.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.