Home / 12,448.34-17,179.92-9,299.06

Finding the Fourth Proportional to 12,448.34, 17,179.92 and 9,299.06

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Solution

The fourth proportional to 12,448.34, 17,179.92 and 9,299.06 is: 12,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.34 : 17,179.92 = 9,299.06 : x
  2. Step 2: Convert to fraction form
    12,448.34/17,179.92 = 9,299.06/x
  3. Step 3: Cross multiply
    12,448.34x = 17,179.92 × 9,299.06
  4. Step 4: Simplify right side
    12,448.34x = 159,757,106.88
  5. Step 5: Solve for x
    x = 159,757,106.88/12,448.34
  6. Step 6: Final answer
    x = 12,833.61

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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.