Home / 19,794.53-27,288.29-12,236.59

Finding the Fourth Proportional to 19,794.53, 27,288.29 and 12,236.59

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Solution

The fourth proportional to 19,794.53, 27,288.29 and 12,236.59 is: 16,869.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,794.53 : 27,288.29 = 12,236.59 : x
  2. Step 2: Convert to fraction form
    19,794.53/27,288.29 = 12,236.59/x
  3. Step 3: Cross multiply
    19,794.53x = 27,288.29 × 12,236.59
  4. Step 4: Simplify right side
    19,794.53x = 333,915,616.53
  5. Step 5: Solve for x
    x = 333,915,616.53/19,794.53
  6. Step 6: Final answer
    x = 16,869.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.