Home / 16,170.79-22,314.39-9,098.41

Finding the Fourth Proportional to 16,170.79, 22,314.39 and 9,098.41

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Solution

The fourth proportional to 16,170.79, 22,314.39 and 9,098.41 is: 12,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.79 : 22,314.39 = 9,098.41 : x
  2. Step 2: Convert to fraction form
    16,170.79/22,314.39 = 9,098.41/x
  3. Step 3: Cross multiply
    16,170.79x = 22,314.39 × 9,098.41
  4. Step 4: Simplify right side
    16,170.79x = 203,025,469.12
  5. Step 5: Solve for x
    x = 203,025,469.12/16,170.79
  6. Step 6: Final answer
    x = 12,555.07

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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.