Home / 38,183.28-57,240.36-13,553.52

Finding the Fourth Proportional to 38,183.28, 57,240.36 and 13,553.52

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Solution

The fourth proportional to 38,183.28, 57,240.36 and 13,553.52 is: 20,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,183.28 : 57,240.36 = 13,553.52 : x
  2. Step 2: Convert to fraction form
    38,183.28/57,240.36 = 13,553.52/x
  3. Step 3: Cross multiply
    38,183.28x = 57,240.36 × 13,553.52
  4. Step 4: Simplify right side
    38,183.28x = 775,808,364.07
  5. Step 5: Solve for x
    x = 775,808,364.07/38,183.28
  6. Step 6: Final answer
    x = 20,318.01

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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.