Home / 38,350.38-57,534.20-11,698.72

Finding the Fourth Proportional to 38,350.38, 57,534.20 and 11,698.72

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Solution

The fourth proportional to 38,350.38, 57,534.20 and 11,698.72 is: 17,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350.38 : 57,534.20 = 11,698.72 : x
  2. Step 2: Convert to fraction form
    38,350.38/57,534.20 = 11,698.72/x
  3. Step 3: Cross multiply
    38,350.38x = 57,534.20 × 11,698.72
  4. Step 4: Simplify right side
    38,350.38x = 673,076,496.22
  5. Step 5: Solve for x
    x = 673,076,496.22/38,350.38
  6. Step 6: Final answer
    x = 17,550.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.