Home / 22,243.40-30,694.57-12,169.83

Finding the Fourth Proportional to 22,243.40, 30,694.57 and 12,169.83

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Solution

The fourth proportional to 22,243.40, 30,694.57 and 12,169.83 is: 16,793.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,243.40 : 30,694.57 = 12,169.83 : x
  2. Step 2: Convert to fraction form
    22,243.40/30,694.57 = 12,169.83/x
  3. Step 3: Cross multiply
    22,243.40x = 30,694.57 × 12,169.83
  4. Step 4: Simplify right side
    22,243.40x = 373,547,698.82
  5. Step 5: Solve for x
    x = 373,547,698.82/22,243.40
  6. Step 6: Final answer
    x = 16,793.64

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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.