Home / 12,576.52-17,354.82-7,270.48

Finding the Fourth Proportional to 12,576.52, 17,354.82 and 7,270.48

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Solution

The fourth proportional to 12,576.52, 17,354.82 and 7,270.48 is: 10,032.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576.52 : 17,354.82 = 7,270.48 : x
  2. Step 2: Convert to fraction form
    12,576.52/17,354.82 = 7,270.48/x
  3. Step 3: Cross multiply
    12,576.52x = 17,354.82 × 7,270.48
  4. Step 4: Simplify right side
    12,576.52x = 126,177,871.71
  5. Step 5: Solve for x
    x = 126,177,871.71/12,576.52
  6. Step 6: Final answer
    x = 10,032.81

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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.