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Finding the Fourth Proportional to 22,353.81, 33,509.87 and 7,552.38

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Solution

The fourth proportional to 22,353.81, 33,509.87 and 7,552.38 is: 11,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.81 : 33,509.87 = 7,552.38 : x
  2. Step 2: Convert to fraction form
    22,353.81/33,509.87 = 7,552.38/x
  3. Step 3: Cross multiply
    22,353.81x = 33,509.87 × 7,552.38
  4. Step 4: Simplify right side
    22,353.81x = 253,079,234.23
  5. Step 5: Solve for x
    x = 253,079,234.23/22,353.81
  6. Step 6: Final answer
    x = 11,321.53

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1.5x scale

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.