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Finding the Fourth Proportional to 38,595.82, 57,864.04 and 19,604.85

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Solution

The fourth proportional to 38,595.82, 57,864.04 and 19,604.85 is: 29,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,595.82 : 57,864.04 = 19,604.85 : x
  2. Step 2: Convert to fraction form
    38,595.82/57,864.04 = 19,604.85/x
  3. Step 3: Cross multiply
    38,595.82x = 57,864.04 × 19,604.85
  4. Step 4: Simplify right side
    38,595.82x = 1,134,415,824.59
  5. Step 5: Solve for x
    x = 1,134,415,824.59/38,595.82
  6. Step 6: Final answer
    x = 29,392.19

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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.