Home / 36,466.20-54,623.16-18,882.72

Finding the Fourth Proportional to 36,466.20, 54,623.16 and 18,882.72

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Solution

The fourth proportional to 36,466.20, 54,623.16 and 18,882.72 is: 28,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,466.20 : 54,623.16 = 18,882.72 : x
  2. Step 2: Convert to fraction form
    36,466.20/54,623.16 = 18,882.72/x
  3. Step 3: Cross multiply
    36,466.20x = 54,623.16 × 18,882.72
  4. Step 4: Simplify right side
    36,466.20x = 1,031,433,835.80
  5. Step 5: Solve for x
    x = 1,031,433,835.80/36,466.20
  6. Step 6: Final answer
    x = 28,284.65

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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.