Home / 18,501.20-27,748.92-6,021.44

Finding the Fourth Proportional to 18,501.20, 27,748.92 and 6,021.44

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Solution

The fourth proportional to 18,501.20, 27,748.92 and 6,021.44 is: 9,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.20 : 27,748.92 = 6,021.44 : x
  2. Step 2: Convert to fraction form
    18,501.20/27,748.92 = 6,021.44/x
  3. Step 3: Cross multiply
    18,501.20x = 27,748.92 × 6,021.44
  4. Step 4: Simplify right side
    18,501.20x = 167,088,456.84
  5. Step 5: Solve for x
    x = 167,088,456.84/18,501.20
  6. Step 6: Final answer
    x = 9,031.22

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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.