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Finding the Fourth Proportional to 27,672.85, 41,499.07 and 9,898.69

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Solution

The fourth proportional to 27,672.85, 41,499.07 and 9,898.69 is: 14,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.85 : 41,499.07 = 9,898.69 : x
  2. Step 2: Convert to fraction form
    27,672.85/41,499.07 = 9,898.69/x
  3. Step 3: Cross multiply
    27,672.85x = 41,499.07 × 9,898.69
  4. Step 4: Simplify right side
    27,672.85x = 410,786,429.22
  5. Step 5: Solve for x
    x = 410,786,429.22/27,672.85
  6. Step 6: Final answer
    x = 14,844.38

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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.