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Finding the Fourth Proportional to 35,576.91, 49,096.76 and 19,661.49

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Solution

The fourth proportional to 35,576.91, 49,096.76 and 19,661.49 is: 27,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.91 : 49,096.76 = 19,661.49 : x
  2. Step 2: Convert to fraction form
    35,576.91/49,096.76 = 19,661.49/x
  3. Step 3: Cross multiply
    35,576.91x = 49,096.76 × 19,661.49
  4. Step 4: Simplify right side
    35,576.91x = 965,315,357.46
  5. Step 5: Solve for x
    x = 965,315,357.46/35,576.91
  6. Step 6: Final answer
    x = 27,133.20

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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.