Home / 38,455.31-57,687.08-16,270.93

Finding the Fourth Proportional to 38,455.31, 57,687.08 and 16,270.93

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Solution

The fourth proportional to 38,455.31, 57,687.08 and 16,270.93 is: 24,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,455.31 : 57,687.08 = 16,270.93 : x
  2. Step 2: Convert to fraction form
    38,455.31/57,687.08 = 16,270.93/x
  3. Step 3: Cross multiply
    38,455.31x = 57,687.08 × 16,270.93
  4. Step 4: Simplify right side
    38,455.31x = 938,622,440.58
  5. Step 5: Solve for x
    x = 938,622,440.58/38,455.31
  6. Step 6: Final answer
    x = 24,408.14

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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.