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Finding the Fourth Proportional to 17,448.80, 24,079.68 and 9,491.09

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Solution

The fourth proportional to 17,448.80, 24,079.68 and 9,491.09 is: 13,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,448.80 : 24,079.68 = 9,491.09 : x
  2. Step 2: Convert to fraction form
    17,448.80/24,079.68 = 9,491.09/x
  3. Step 3: Cross multiply
    17,448.80x = 24,079.68 × 9,491.09
  4. Step 4: Simplify right side
    17,448.80x = 228,542,289.65
  5. Step 5: Solve for x
    x = 228,542,289.65/17,448.80
  6. Step 6: Final answer
    x = 13,097.88

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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.