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Finding the Fourth Proportional to 16,080.44, 22,190.72 and 9,007.11

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Solution

The fourth proportional to 16,080.44, 22,190.72 and 9,007.11 is: 12,429.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.44 : 22,190.72 = 9,007.11 : x
  2. Step 2: Convert to fraction form
    16,080.44/22,190.72 = 9,007.11/x
  3. Step 3: Cross multiply
    16,080.44x = 22,190.72 × 9,007.11
  4. Step 4: Simplify right side
    16,080.44x = 199,874,210.98
  5. Step 5: Solve for x
    x = 199,874,210.98/16,080.44
  6. Step 6: Final answer
    x = 12,429.65

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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.