Home / 18,211.92-27,326.44-9,442.08

Finding the Fourth Proportional to 18,211.92, 27,326.44 and 9,442.08

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Solution

The fourth proportional to 18,211.92, 27,326.44 and 9,442.08 is: 14,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.92 : 27,326.44 = 9,442.08 : x
  2. Step 2: Convert to fraction form
    18,211.92/27,326.44 = 9,442.08/x
  3. Step 3: Cross multiply
    18,211.92x = 27,326.44 × 9,442.08
  4. Step 4: Simplify right side
    18,211.92x = 258,018,432.60
  5. Step 5: Solve for x
    x = 258,018,432.60/18,211.92
  6. Step 6: Final answer
    x = 14,167.56

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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.