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Finding the Fourth Proportional to 18,554.80, 27,835.26 and 9,195.26

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Solution

The fourth proportional to 18,554.80, 27,835.26 and 9,195.26 is: 13,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.80 : 27,835.26 = 9,195.26 : x
  2. Step 2: Convert to fraction form
    18,554.80/27,835.26 = 9,195.26/x
  3. Step 3: Cross multiply
    18,554.80x = 27,835.26 × 9,195.26
  4. Step 4: Simplify right side
    18,554.80x = 255,952,452.87
  5. Step 5: Solve for x
    x = 255,952,452.87/18,554.80
  6. Step 6: Final answer
    x = 13,794.41

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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.