Home / 18,426.60-27,610.29-11,027.55

Finding the Fourth Proportional to 18,426.60, 27,610.29 and 11,027.55

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Solution

The fourth proportional to 18,426.60, 27,610.29 and 11,027.55 is: 16,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426.60 : 27,610.29 = 11,027.55 : x
  2. Step 2: Convert to fraction form
    18,426.60/27,610.29 = 11,027.55/x
  3. Step 3: Cross multiply
    18,426.60x = 27,610.29 × 11,027.55
  4. Step 4: Simplify right side
    18,426.60x = 304,473,853.49
  5. Step 5: Solve for x
    x = 304,473,853.49/18,426.60
  6. Step 6: Final answer
    x = 16,523.60

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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.