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Finding the Fourth Proportional to 32,889.66, 49,341.78 and 15,349.92

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Solution

The fourth proportional to 32,889.66, 49,341.78 and 15,349.92 is: 23,028.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,889.66 : 49,341.78 = 15,349.92 : x
  2. Step 2: Convert to fraction form
    32,889.66/49,341.78 = 15,349.92/x
  3. Step 3: Cross multiply
    32,889.66x = 49,341.78 × 15,349.92
  4. Step 4: Simplify right side
    32,889.66x = 757,392,375.66
  5. Step 5: Solve for x
    x = 757,392,375.66/32,889.66
  6. Step 6: Final answer
    x = 23,028.28

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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.