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Finding the Fourth Proportional to 32,876.92, 49,327.80 and 19,738.45

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Solution

The fourth proportional to 32,876.92, 49,327.80 and 19,738.45 is: 29,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,876.92 : 49,327.80 = 19,738.45 : x
  2. Step 2: Convert to fraction form
    32,876.92/49,327.80 = 19,738.45/x
  3. Step 3: Cross multiply
    32,876.92x = 49,327.80 × 19,738.45
  4. Step 4: Simplify right side
    32,876.92x = 973,654,190.59
  5. Step 5: Solve for x
    x = 973,654,190.59/32,876.92
  6. Step 6: Final answer
    x = 29,615.13

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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.