Home / 18,083.30-27,124.98-4,937.60

Finding the Fourth Proportional to 18,083.30, 27,124.98 and 4,937.60

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Solution

The fourth proportional to 18,083.30, 27,124.98 and 4,937.60 is: 7,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.30 : 27,124.98 = 4,937.60 : x
  2. Step 2: Convert to fraction form
    18,083.30/27,124.98 = 4,937.60/x
  3. Step 3: Cross multiply
    18,083.30x = 27,124.98 × 4,937.60
  4. Step 4: Simplify right side
    18,083.30x = 133,932,350.54
  5. Step 5: Solve for x
    x = 133,932,350.54/18,083.30
  6. Step 6: Final answer
    x = 7,406.41

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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.