Home / 18,580.07-27,853.05-8,043.49

Finding the Fourth Proportional to 18,580.07, 27,853.05 and 8,043.49

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Solution

The fourth proportional to 18,580.07, 27,853.05 and 8,043.49 is: 12,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580.07 : 27,853.05 = 8,043.49 : x
  2. Step 2: Convert to fraction form
    18,580.07/27,853.05 = 8,043.49/x
  3. Step 3: Cross multiply
    18,580.07x = 27,853.05 × 8,043.49
  4. Step 4: Simplify right side
    18,580.07x = 224,035,729.14
  5. Step 5: Solve for x
    x = 224,035,729.14/18,580.07
  6. Step 6: Final answer
    x = 12,057.85

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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.