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Finding the Fourth Proportional to 18,280.00, 27,420.00 and 6,593.21

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Solution

The fourth proportional to 18,280.00, 27,420.00 and 6,593.21 is: 9,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.00 : 27,420.00 = 6,593.21 : x
  2. Step 2: Convert to fraction form
    18,280.00/27,420.00 = 6,593.21/x
  3. Step 3: Cross multiply
    18,280.00x = 27,420.00 × 6,593.21
  4. Step 4: Simplify right side
    18,280.00x = 180,785,950.52
  5. Step 5: Solve for x
    x = 180,785,950.52/18,280.00
  6. Step 6: Final answer
    x = 9,889.82

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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.