Home / 36,405.74-54,629.84-15,344.49

Finding the Fourth Proportional to 36,405.74, 54,629.84 and 15,344.49

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Solution

The fourth proportional to 36,405.74, 54,629.84 and 15,344.49 is: 23,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,405.74 : 54,629.84 = 15,344.49 : x
  2. Step 2: Convert to fraction form
    36,405.74/54,629.84 = 15,344.49/x
  3. Step 3: Cross multiply
    36,405.74x = 54,629.84 × 15,344.49
  4. Step 4: Simplify right side
    36,405.74x = 838,266,956.86
  5. Step 5: Solve for x
    x = 838,266,956.86/36,405.74
  6. Step 6: Final answer
    x = 23,025.68

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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.