Home / 22,349.66-30,846.27-12,789.94

Finding the Fourth Proportional to 22,349.66, 30,846.27 and 12,789.94

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Solution

The fourth proportional to 22,349.66, 30,846.27 and 12,789.94 is: 17,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,349.66 : 30,846.27 = 12,789.94 : x
  2. Step 2: Convert to fraction form
    22,349.66/30,846.27 = 12,789.94/x
  3. Step 3: Cross multiply
    22,349.66x = 30,846.27 × 12,789.94
  4. Step 4: Simplify right side
    22,349.66x = 394,521,942.52
  5. Step 5: Solve for x
    x = 394,521,942.52/22,349.66
  6. Step 6: Final answer
    x = 17,652.26

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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.