Home / 38,548.28-57,822.42-12,253.02

Finding the Fourth Proportional to 38,548.28, 57,822.42 and 12,253.02

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Solution

The fourth proportional to 38,548.28, 57,822.42 and 12,253.02 is: 18,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,548.28 : 57,822.42 = 12,253.02 : x
  2. Step 2: Convert to fraction form
    38,548.28/57,822.42 = 12,253.02/x
  3. Step 3: Cross multiply
    38,548.28x = 57,822.42 × 12,253.02
  4. Step 4: Simplify right side
    38,548.28x = 708,499,268.71
  5. Step 5: Solve for x
    x = 708,499,268.71/38,548.28
  6. Step 6: Final answer
    x = 18,379.53

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Similar ratio
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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.