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Finding the Fourth Proportional to 18,025.93, 27,049.86 and 6,933.58

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Solution

The fourth proportional to 18,025.93, 27,049.86 and 6,933.58 is: 10,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.93 : 27,049.86 = 6,933.58 : x
  2. Step 2: Convert to fraction form
    18,025.93/27,049.86 = 6,933.58/x
  3. Step 3: Cross multiply
    18,025.93x = 27,049.86 × 6,933.58
  4. Step 4: Simplify right side
    18,025.93x = 187,552,368.30
  5. Step 5: Solve for x
    x = 187,552,368.30/18,025.93
  6. Step 6: Final answer
    x = 10,404.59

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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.