Home / 14,674.38-20,231.60-9,359.97

Finding the Fourth Proportional to 14,674.38, 20,231.60 and 9,359.97

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Solution

The fourth proportional to 14,674.38, 20,231.60 and 9,359.97 is: 12,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.38 : 20,231.60 = 9,359.97 : x
  2. Step 2: Convert to fraction form
    14,674.38/20,231.60 = 9,359.97/x
  3. Step 3: Cross multiply
    14,674.38x = 20,231.60 × 9,359.97
  4. Step 4: Simplify right side
    14,674.38x = 189,367,122.25
  5. Step 5: Solve for x
    x = 189,367,122.25/14,674.38
  6. Step 6: Final answer
    x = 12,904.61

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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.