Home / 16,198.40-22,353.60-9,124.72

Finding the Fourth Proportional to 16,198.40, 22,353.60 and 9,124.72

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Solution

The fourth proportional to 16,198.40, 22,353.60 and 9,124.72 is: 12,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.40 : 22,353.60 = 9,124.72 : x
  2. Step 2: Convert to fraction form
    16,198.40/22,353.60 = 9,124.72/x
  3. Step 3: Cross multiply
    16,198.40x = 22,353.60 × 9,124.72
  4. Step 4: Simplify right side
    16,198.40x = 203,970,340.99
  5. Step 5: Solve for x
    x = 203,970,340.99/16,198.40
  6. Step 6: Final answer
    x = 12,592.01

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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.