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Finding the Fourth Proportional to 27,273.68, 40,894 and 17,793.08

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Solution

The fourth proportional to 27,273.68, 40,894 and 17,793.08 is: 26,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.68 : 40,894 = 17,793.08 : x
  2. Step 2: Convert to fraction form
    27,273.68/40,894 = 17,793.08/x
  3. Step 3: Cross multiply
    27,273.68x = 40,894 × 17,793.08
  4. Step 4: Simplify right side
    27,273.68x = 727,630,213.52
  5. Step 5: Solve for x
    x = 727,630,213.52/27,273.68
  6. Step 6: Final answer
    x = 26,678.84

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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.