Home / 18,213.06-27,336.60-9,454.14

Finding the Fourth Proportional to 18,213.06, 27,336.60 and 9,454.14

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Solution

The fourth proportional to 18,213.06, 27,336.60 and 9,454.14 is: 14,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.06 : 27,336.60 = 9,454.14 : x
  2. Step 2: Convert to fraction form
    18,213.06/27,336.60 = 9,454.14/x
  3. Step 3: Cross multiply
    18,213.06x = 27,336.60 × 9,454.14
  4. Step 4: Simplify right side
    18,213.06x = 258,444,043.52
  5. Step 5: Solve for x
    x = 258,444,043.52/18,213.06
  6. Step 6: Final answer
    x = 14,190.04

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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.