Home / 12,837.43-19,240.24-7,273.92

Finding the Fourth Proportional to 12,837.43, 19,240.24 and 7,273.92

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Solution

The fourth proportional to 12,837.43, 19,240.24 and 7,273.92 is: 10,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837.43 : 19,240.24 = 7,273.92 : x
  2. Step 2: Convert to fraction form
    12,837.43/19,240.24 = 7,273.92/x
  3. Step 3: Cross multiply
    12,837.43x = 19,240.24 × 7,273.92
  4. Step 4: Simplify right side
    12,837.43x = 139,951,966.54
  5. Step 5: Solve for x
    x = 139,951,966.54/12,837.43
  6. Step 6: Final answer
    x = 10,901.87

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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.