Home / 27,435.15-41,144.59-11,639.97

Finding the Fourth Proportional to 27,435.15, 41,144.59 and 11,639.97

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Solution

The fourth proportional to 27,435.15, 41,144.59 and 11,639.97 is: 17,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.15 : 41,144.59 = 11,639.97 : x
  2. Step 2: Convert to fraction form
    27,435.15/41,144.59 = 11,639.97/x
  3. Step 3: Cross multiply
    27,435.15x = 41,144.59 × 11,639.97
  4. Step 4: Simplify right side
    27,435.15x = 478,921,793.26
  5. Step 5: Solve for x
    x = 478,921,793.26/27,435.15
  6. Step 6: Final answer
    x = 17,456.50

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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.