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Finding the Fourth Proportional to 35,762.92, 49,356.48 and 19,847.48

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Solution

The fourth proportional to 35,762.92, 49,356.48 and 19,847.48 is: 27,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,762.92 : 49,356.48 = 19,847.48 : x
  2. Step 2: Convert to fraction form
    35,762.92/49,356.48 = 19,847.48/x
  3. Step 3: Cross multiply
    35,762.92x = 49,356.48 × 19,847.48
  4. Step 4: Simplify right side
    35,762.92x = 979,601,749.67
  5. Step 5: Solve for x
    x = 979,601,749.67/35,762.92
  6. Step 6: Final answer
    x = 27,391.55

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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.