Home / 16,292.40-22,483.92-9,217.44

Finding the Fourth Proportional to 16,292.40, 22,483.92 and 9,217.44

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Solution

The fourth proportional to 16,292.40, 22,483.92 and 9,217.44 is: 12,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,292.40 : 22,483.92 = 9,217.44 : x
  2. Step 2: Convert to fraction form
    16,292.40/22,483.92 = 9,217.44/x
  3. Step 3: Cross multiply
    16,292.40x = 22,483.92 × 9,217.44
  4. Step 4: Simplify right side
    16,292.40x = 207,244,183.56
  5. Step 5: Solve for x
    x = 207,244,183.56/16,292.40
  6. Step 6: Final answer
    x = 12,720.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.