Home / 18,496.47-27,753.82-11,474.69

Finding the Fourth Proportional to 18,496.47, 27,753.82 and 11,474.69

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Solution

The fourth proportional to 18,496.47, 27,753.82 and 11,474.69 is: 17,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496.47 : 27,753.82 = 11,474.69 : x
  2. Step 2: Convert to fraction form
    18,496.47/27,753.82 = 11,474.69/x
  3. Step 3: Cross multiply
    18,496.47x = 27,753.82 × 11,474.69
  4. Step 4: Simplify right side
    18,496.47x = 318,466,313.36
  5. Step 5: Solve for x
    x = 318,466,313.36/18,496.47
  6. Step 6: Final answer
    x = 17,217.68

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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.