Home / 16,080.96-22,190.88-9,006.60

Finding the Fourth Proportional to 16,080.96, 22,190.88 and 9,006.60

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Solution

The fourth proportional to 16,080.96, 22,190.88 and 9,006.60 is: 12,428.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.96 : 22,190.88 = 9,006.60 : x
  2. Step 2: Convert to fraction form
    16,080.96/22,190.88 = 9,006.60/x
  3. Step 3: Cross multiply
    16,080.96x = 22,190.88 × 9,006.60
  4. Step 4: Simplify right side
    16,080.96x = 199,864,379.81
  5. Step 5: Solve for x
    x = 199,864,379.81/16,080.96
  6. Step 6: Final answer
    x = 12,428.63

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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.