Home / 11,673.39-17,485.25-9,442.65

Finding the Fourth Proportional to 11,673.39, 17,485.25 and 9,442.65

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Solution

The fourth proportional to 11,673.39, 17,485.25 and 9,442.65 is: 14,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.39 : 17,485.25 = 9,442.65 : x
  2. Step 2: Convert to fraction form
    11,673.39/17,485.25 = 9,442.65/x
  3. Step 3: Cross multiply
    11,673.39x = 17,485.25 × 9,442.65
  4. Step 4: Simplify right side
    11,673.39x = 165,107,048.70
  5. Step 5: Solve for x
    x = 165,107,048.70/11,673.39
  6. Step 6: Final answer
    x = 14,143.88

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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.