Home / 27,425.73-41,153.48-11,639.64

Finding the Fourth Proportional to 27,425.73, 41,153.48 and 11,639.64

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Solution

The fourth proportional to 27,425.73, 41,153.48 and 11,639.64 is: 17,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.73 : 41,153.48 = 11,639.64 : x
  2. Step 2: Convert to fraction form
    27,425.73/41,153.48 = 11,639.64/x
  3. Step 3: Cross multiply
    27,425.73x = 41,153.48 × 11,639.64
  4. Step 4: Simplify right side
    27,425.73x = 479,011,633.75
  5. Step 5: Solve for x
    x = 479,011,633.75/27,425.73
  6. Step 6: Final answer
    x = 17,465.78

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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.