Home / 12,524.20-18,784.68-4,732

Finding the Fourth Proportional to 12,524.20, 18,784.68 and 4,732

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Solution

The fourth proportional to 12,524.20, 18,784.68 and 4,732 is: 7,097.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.20 : 18,784.68 = 4,732 : x
  2. Step 2: Convert to fraction form
    12,524.20/18,784.68 = 4,732/x
  3. Step 3: Cross multiply
    12,524.20x = 18,784.68 × 4,732
  4. Step 4: Simplify right side
    12,524.20x = 88,889,105.76
  5. Step 5: Solve for x
    x = 88,889,105.76/12,524.20
  6. Step 6: Final answer
    x = 7,097.39

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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.