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Finding the Fourth Proportional to 22,288.53, 33,425.51 and 7,493.48

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Solution

The fourth proportional to 22,288.53, 33,425.51 and 7,493.48 is: 11,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.53 : 33,425.51 = 7,493.48 : x
  2. Step 2: Convert to fraction form
    22,288.53/33,425.51 = 7,493.48/x
  3. Step 3: Cross multiply
    22,288.53x = 33,425.51 × 7,493.48
  4. Step 4: Simplify right side
    22,288.53x = 250,473,186.08
  5. Step 5: Solve for x
    x = 250,473,186.08/22,288.53
  6. Step 6: Final answer
    x = 11,237.76

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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.