Home / 16,198.69-22,354.10-9,127.39

Finding the Fourth Proportional to 16,198.69, 22,354.10 and 9,127.39

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Solution

The fourth proportional to 16,198.69, 22,354.10 and 9,127.39 is: 12,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.69 : 22,354.10 = 9,127.39 : x
  2. Step 2: Convert to fraction form
    16,198.69/22,354.10 = 9,127.39/x
  3. Step 3: Cross multiply
    16,198.69x = 22,354.10 × 9,127.39
  4. Step 4: Simplify right side
    16,198.69x = 204,034,543.16
  5. Step 5: Solve for x
    x = 204,034,543.16/16,198.69
  6. Step 6: Final answer
    x = 12,595.74

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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.