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Finding the Fourth Proportional to 44,065.92, 66,118.24 and 17,821.92

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Solution

The fourth proportional to 44,065.92, 66,118.24 and 17,821.92 is: 26,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,065.92 : 66,118.24 = 17,821.92 : x
  2. Step 2: Convert to fraction form
    44,065.92/66,118.24 = 17,821.92/x
  3. Step 3: Cross multiply
    44,065.92x = 66,118.24 × 17,821.92
  4. Step 4: Simplify right side
    44,065.92x = 1,178,353,983.82
  5. Step 5: Solve for x
    x = 1,178,353,983.82/44,065.92
  6. Step 6: Final answer
    x = 26,740.71

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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.