Home / 18,549.39-27,827.57-7,456.92

Finding the Fourth Proportional to 18,549.39, 27,827.57 and 7,456.92

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Solution

The fourth proportional to 18,549.39, 27,827.57 and 7,456.92 is: 11,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.39 : 27,827.57 = 7,456.92 : x
  2. Step 2: Convert to fraction form
    18,549.39/27,827.57 = 7,456.92/x
  3. Step 3: Cross multiply
    18,549.39x = 27,827.57 × 7,456.92
  4. Step 4: Simplify right side
    18,549.39x = 207,507,926.00
  5. Step 5: Solve for x
    x = 207,507,926.00/18,549.39
  6. Step 6: Final answer
    x = 11,186.78

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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.