Home / 38,502.08-57,731.52-12,201.92

Finding the Fourth Proportional to 38,502.08, 57,731.52 and 12,201.92

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Solution

The fourth proportional to 38,502.08, 57,731.52 and 12,201.92 is: 18,296.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502.08 : 57,731.52 = 12,201.92 : x
  2. Step 2: Convert to fraction form
    38,502.08/57,731.52 = 12,201.92/x
  3. Step 3: Cross multiply
    38,502.08x = 57,731.52 × 12,201.92
  4. Step 4: Simplify right side
    38,502.08x = 704,435,388.52
  5. Step 5: Solve for x
    x = 704,435,388.52/38,502.08
  6. Step 6: Final answer
    x = 18,296.03

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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.