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Finding the Fourth Proportional to 33,152, 45,750.12 and 18,248

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Solution

The fourth proportional to 33,152, 45,750.12 and 18,248 is: 25,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,152 : 45,750.12 = 18,248 : x
  2. Step 2: Convert to fraction form
    33,152/45,750.12 = 18,248/x
  3. Step 3: Cross multiply
    33,152x = 45,750.12 × 18,248
  4. Step 4: Simplify right side
    33,152x = 834,848,189.76
  5. Step 5: Solve for x
    x = 834,848,189.76/33,152
  6. Step 6: Final answer
    x = 25,182.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.