Home / 21,823.20-32,730.84-6,237

Finding the Fourth Proportional to 21,823.20, 32,730.84 and 6,237

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Solution

The fourth proportional to 21,823.20, 32,730.84 and 6,237 is: 9,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,823.20 : 32,730.84 = 6,237 : x
  2. Step 2: Convert to fraction form
    21,823.20/32,730.84 = 6,237/x
  3. Step 3: Cross multiply
    21,823.20x = 32,730.84 × 6,237
  4. Step 4: Simplify right side
    21,823.20x = 204,142,249.08
  5. Step 5: Solve for x
    x = 204,142,249.08/21,823.20
  6. Step 6: Final answer
    x = 9,354.37

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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.