Home / 36,042.76-54,044.70-13,861.72

Finding the Fourth Proportional to 36,042.76, 54,044.70 and 13,861.72

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Solution

The fourth proportional to 36,042.76, 54,044.70 and 13,861.72 is: 20,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.76 : 54,044.70 = 13,861.72 : x
  2. Step 2: Convert to fraction form
    36,042.76/54,044.70 = 13,861.72/x
  3. Step 3: Cross multiply
    36,042.76x = 54,044.70 × 13,861.72
  4. Step 4: Simplify right side
    36,042.76x = 749,152,498.88
  5. Step 5: Solve for x
    x = 749,152,498.88/36,042.76
  6. Step 6: Final answer
    x = 20,785.10

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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.