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Finding the Fourth Proportional to 36,609.92, 54,443.92 and 35,443.52

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Solution

The fourth proportional to 36,609.92, 54,443.92 and 35,443.52 is: 52,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.92 : 54,443.92 = 35,443.52 : x
  2. Step 2: Convert to fraction form
    36,609.92/54,443.92 = 35,443.52/x
  3. Step 3: Cross multiply
    36,609.92x = 54,443.92 × 35,443.52
  4. Step 4: Simplify right side
    36,609.92x = 1,929,684,167.40
  5. Step 5: Solve for x
    x = 1,929,684,167.40/36,609.92
  6. Step 6: Final answer
    x = 52,709.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.