Home / 38,183.28-57,278.64-14,174.04

Finding the Fourth Proportional to 38,183.28, 57,278.64 and 14,174.04

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Solution

The fourth proportional to 38,183.28, 57,278.64 and 14,174.04 is: 21,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,183.28 : 57,278.64 = 14,174.04 : x
  2. Step 2: Convert to fraction form
    38,183.28/57,278.64 = 14,174.04/x
  3. Step 3: Cross multiply
    38,183.28x = 57,278.64 × 14,174.04
  4. Step 4: Simplify right side
    38,183.28x = 811,869,734.51
  5. Step 5: Solve for x
    x = 811,869,734.51/38,183.28
  6. Step 6: Final answer
    x = 21,262.44

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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.