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Finding the Fourth Proportional to 36,382.94, 54,581.02 and 15,035.70

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Solution

The fourth proportional to 36,382.94, 54,581.02 and 15,035.70 is: 22,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,382.94 : 54,581.02 = 15,035.70 : x
  2. Step 2: Convert to fraction form
    36,382.94/54,581.02 = 15,035.70/x
  3. Step 3: Cross multiply
    36,382.94x = 54,581.02 × 15,035.70
  4. Step 4: Simplify right side
    36,382.94x = 820,663,842.41
  5. Step 5: Solve for x
    x = 820,663,842.41/36,382.94
  6. Step 6: Final answer
    x = 22,556.28

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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.