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Finding the Fourth Proportional to 27,795.68, 41,693.52 and 9,340.64

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Solution

The fourth proportional to 27,795.68, 41,693.52 and 9,340.64 is: 14,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,795.68 : 41,693.52 = 9,340.64 : x
  2. Step 2: Convert to fraction form
    27,795.68/41,693.52 = 9,340.64/x
  3. Step 3: Cross multiply
    27,795.68x = 41,693.52 × 9,340.64
  4. Step 4: Simplify right side
    27,795.68x = 389,444,160.65
  5. Step 5: Solve for x
    x = 389,444,160.65/27,795.68
  6. Step 6: Final answer
    x = 14,010.96

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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.