Home / 36,499.68-54,741.60-14,305.92

Finding the Fourth Proportional to 36,499.68, 54,741.60 and 14,305.92

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Solution

The fourth proportional to 36,499.68, 54,741.60 and 14,305.92 is: 21,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,499.68 : 54,741.60 = 14,305.92 : x
  2. Step 2: Convert to fraction form
    36,499.68/54,741.60 = 14,305.92/x
  3. Step 3: Cross multiply
    36,499.68x = 54,741.60 × 14,305.92
  4. Step 4: Simplify right side
    36,499.68x = 783,128,950.27
  5. Step 5: Solve for x
    x = 783,128,950.27/36,499.68
  6. Step 6: Final answer
    x = 21,455.78

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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.