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Finding the Fourth Proportional to 35,765.92, 49,356.03 and 19,849.96

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Solution

The fourth proportional to 35,765.92, 49,356.03 and 19,849.96 is: 27,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,765.92 : 49,356.03 = 19,849.96 : x
  2. Step 2: Convert to fraction form
    35,765.92/49,356.03 = 19,849.96/x
  3. Step 3: Cross multiply
    35,765.92x = 49,356.03 × 19,849.96
  4. Step 4: Simplify right side
    35,765.92x = 979,715,221.26
  5. Step 5: Solve for x
    x = 979,715,221.26/35,765.92
  6. Step 6: Final answer
    x = 27,392.42

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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.