Home / 27,728.47-41,609.09-14,581.86

Finding the Fourth Proportional to 27,728.47, 41,609.09 and 14,581.86

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Solution

The fourth proportional to 27,728.47, 41,609.09 and 14,581.86 is: 21,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,728.47 : 41,609.09 = 14,581.86 : x
  2. Step 2: Convert to fraction form
    27,728.47/41,609.09 = 14,581.86/x
  3. Step 3: Cross multiply
    27,728.47x = 41,609.09 × 14,581.86
  4. Step 4: Simplify right side
    27,728.47x = 606,737,644.15
  5. Step 5: Solve for x
    x = 606,737,644.15/27,728.47
  6. Step 6: Final answer
    x = 21,881.40

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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.