Home / 36,581.68-54,871.44-14,379.04

Finding the Fourth Proportional to 36,581.68, 54,871.44 and 14,379.04

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Solution

The fourth proportional to 36,581.68, 54,871.44 and 14,379.04 is: 21,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,581.68 : 54,871.44 = 14,379.04 : x
  2. Step 2: Convert to fraction form
    36,581.68/54,871.44 = 14,379.04/x
  3. Step 3: Cross multiply
    36,581.68x = 54,871.44 × 14,379.04
  4. Step 4: Simplify right side
    36,581.68x = 788,998,630.62
  5. Step 5: Solve for x
    x = 788,998,630.62/36,581.68
  6. Step 6: Final answer
    x = 21,568.14

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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.