Home / 38,560.98-57,795.20-19,849.86

Finding the Fourth Proportional to 38,560.98, 57,795.20 and 19,849.86

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Solution

The fourth proportional to 38,560.98, 57,795.20 and 19,849.86 is: 29,750.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,560.98 : 57,795.20 = 19,849.86 : x
  2. Step 2: Convert to fraction form
    38,560.98/57,795.20 = 19,849.86/x
  3. Step 3: Cross multiply
    38,560.98x = 57,795.20 × 19,849.86
  4. Step 4: Simplify right side
    38,560.98x = 1,147,226,628.67
  5. Step 5: Solve for x
    x = 1,147,226,628.67/38,560.98
  6. Step 6: Final answer
    x = 29,750.97

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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.