Home / 12,442.04-17,169.20-6,853.04

Finding the Fourth Proportional to 12,442.04, 17,169.20 and 6,853.04

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Solution

The fourth proportional to 12,442.04, 17,169.20 and 6,853.04 is: 9,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.04 : 17,169.20 = 6,853.04 : x
  2. Step 2: Convert to fraction form
    12,442.04/17,169.20 = 6,853.04/x
  3. Step 3: Cross multiply
    12,442.04x = 17,169.20 × 6,853.04
  4. Step 4: Simplify right side
    12,442.04x = 117,661,214.37
  5. Step 5: Solve for x
    x = 117,661,214.37/12,442.04
  6. Step 6: Final answer
    x = 9,456.75

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Half scale
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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.