Home / 12,352.42-18,532.68-4,958.74

Finding the Fourth Proportional to 12,352.42, 18,532.68 and 4,958.74

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Solution

The fourth proportional to 12,352.42, 18,532.68 and 4,958.74 is: 7,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.42 : 18,532.68 = 4,958.74 : x
  2. Step 2: Convert to fraction form
    12,352.42/18,532.68 = 4,958.74/x
  3. Step 3: Cross multiply
    12,352.42x = 18,532.68 × 4,958.74
  4. Step 4: Simplify right side
    12,352.42x = 91,898,741.62
  5. Step 5: Solve for x
    x = 91,898,741.62/12,352.42
  6. Step 6: Final answer
    x = 7,439.74

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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.