Home / 27,717.12-41,560.56-9,945.36

Finding the Fourth Proportional to 27,717.12, 41,560.56 and 9,945.36

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Solution

The fourth proportional to 27,717.12, 41,560.56 and 9,945.36 is: 14,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,717.12 : 41,560.56 = 9,945.36 : x
  2. Step 2: Convert to fraction form
    27,717.12/41,560.56 = 9,945.36/x
  3. Step 3: Cross multiply
    27,717.12x = 41,560.56 × 9,945.36
  4. Step 4: Simplify right side
    27,717.12x = 413,334,731.00
  5. Step 5: Solve for x
    x = 413,334,731.00/27,717.12
  6. Step 6: Final answer
    x = 14,912.61

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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.