Home / 18,134.80-27,202.37-5,654.32

Finding the Fourth Proportional to 18,134.80, 27,202.37 and 5,654.32

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Solution

The fourth proportional to 18,134.80, 27,202.37 and 5,654.32 is: 8,481.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.80 : 27,202.37 = 5,654.32 : x
  2. Step 2: Convert to fraction form
    18,134.80/27,202.37 = 5,654.32/x
  3. Step 3: Cross multiply
    18,134.80x = 27,202.37 × 5,654.32
  4. Step 4: Simplify right side
    18,134.80x = 153,810,808.46
  5. Step 5: Solve for x
    x = 153,810,808.46/18,134.80
  6. Step 6: Final answer
    x = 8,481.53

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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.