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Finding the Fourth Proportional to 32,761.53, 49,153.20 and 13,034.79

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Solution

The fourth proportional to 32,761.53, 49,153.20 and 13,034.79 is: 19,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,761.53 : 49,153.20 = 13,034.79 : x
  2. Step 2: Convert to fraction form
    32,761.53/49,153.20 = 13,034.79/x
  3. Step 3: Cross multiply
    32,761.53x = 49,153.20 × 13,034.79
  4. Step 4: Simplify right side
    32,761.53x = 640,701,639.83
  5. Step 5: Solve for x
    x = 640,701,639.83/32,761.53
  6. Step 6: Final answer
    x = 19,556.52

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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.