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Finding the Fourth Proportional to 35,576.64, 49,091.49 and 19,658.91

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Solution

The fourth proportional to 35,576.64, 49,091.49 and 19,658.91 is: 27,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.64 : 49,091.49 = 19,658.91 : x
  2. Step 2: Convert to fraction form
    35,576.64/49,091.49 = 19,658.91/x
  3. Step 3: Cross multiply
    35,576.64x = 49,091.49 × 19,658.91
  4. Step 4: Simplify right side
    35,576.64x = 965,085,183.68
  5. Step 5: Solve for x
    x = 965,085,183.68/35,576.64
  6. Step 6: Final answer
    x = 27,126.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.