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Finding the Fourth Proportional to 33,325.32, 49,969.62 and 11,127

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Solution

The fourth proportional to 33,325.32, 49,969.62 and 11,127 is: 16,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,325.32 : 49,969.62 = 11,127 : x
  2. Step 2: Convert to fraction form
    33,325.32/49,969.62 = 11,127/x
  3. Step 3: Cross multiply
    33,325.32x = 49,969.62 × 11,127
  4. Step 4: Simplify right side
    33,325.32x = 556,011,961.74
  5. Step 5: Solve for x
    x = 556,011,961.74/33,325.32
  6. Step 6: Final answer
    x = 16,684.37

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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.