Home / 38,425.38-57,647.78-10,723.38

Finding the Fourth Proportional to 38,425.38, 57,647.78 and 10,723.38

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Solution

The fourth proportional to 38,425.38, 57,647.78 and 10,723.38 is: 16,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,425.38 : 57,647.78 = 10,723.38 : x
  2. Step 2: Convert to fraction form
    38,425.38/57,647.78 = 10,723.38/x
  3. Step 3: Cross multiply
    38,425.38x = 57,647.78 × 10,723.38
  4. Step 4: Simplify right side
    38,425.38x = 618,179,051.10
  5. Step 5: Solve for x
    x = 618,179,051.10/38,425.38
  6. Step 6: Final answer
    x = 16,087.78

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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.