Home / 27,167.85-40,748.31-10,516.49

Finding the Fourth Proportional to 27,167.85, 40,748.31 and 10,516.49

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Solution

The fourth proportional to 27,167.85, 40,748.31 and 10,516.49 is: 15,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.85 : 40,748.31 = 10,516.49 : x
  2. Step 2: Convert to fraction form
    27,167.85/40,748.31 = 10,516.49/x
  3. Step 3: Cross multiply
    27,167.85x = 40,748.31 × 10,516.49
  4. Step 4: Simplify right side
    27,167.85x = 428,529,092.76
  5. Step 5: Solve for x
    x = 428,529,092.76/27,167.85
  6. Step 6: Final answer
    x = 15,773.39

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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.