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Finding the Fourth Proportional to 33,898.63, 50,866.80 and 15,177.91

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Solution

The fourth proportional to 33,898.63, 50,866.80 and 15,177.91 is: 22,775.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,898.63 : 50,866.80 = 15,177.91 : x
  2. Step 2: Convert to fraction form
    33,898.63/50,866.80 = 15,177.91/x
  3. Step 3: Cross multiply
    33,898.63x = 50,866.80 × 15,177.91
  4. Step 4: Simplify right side
    33,898.63x = 772,051,712.39
  5. Step 5: Solve for x
    x = 772,051,712.39/33,898.63
  6. Step 6: Final answer
    x = 22,775.31

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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.