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Finding the Fourth Proportional to 44,609.65, 66,914.16 and 11,329.81

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Solution

The fourth proportional to 44,609.65, 66,914.16 and 11,329.81 is: 16,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,609.65 : 66,914.16 = 11,329.81 : x
  2. Step 2: Convert to fraction form
    44,609.65/66,914.16 = 11,329.81/x
  3. Step 3: Cross multiply
    44,609.65x = 66,914.16 × 11,329.81
  4. Step 4: Simplify right side
    44,609.65x = 758,124,719.11
  5. Step 5: Solve for x
    x = 758,124,719.11/44,609.65
  6. Step 6: Final answer
    x = 16,994.63

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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.