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Finding the Fourth Proportional to 27,191.57, 40,795.25 and 9,662.76

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Solution

The fourth proportional to 27,191.57, 40,795.25 and 9,662.76 is: 14,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.57 : 40,795.25 = 9,662.76 : x
  2. Step 2: Convert to fraction form
    27,191.57/40,795.25 = 9,662.76/x
  3. Step 3: Cross multiply
    27,191.57x = 40,795.25 × 9,662.76
  4. Step 4: Simplify right side
    27,191.57x = 394,194,661.58
  5. Step 5: Solve for x
    x = 394,194,661.58/27,191.57
  6. Step 6: Final answer
    x = 14,496.95

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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.