Home / 18,375.45-27,556.56-6,364.35

Finding the Fourth Proportional to 18,375.45, 27,556.56 and 6,364.35

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Solution

The fourth proportional to 18,375.45, 27,556.56 and 6,364.35 is: 9,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375.45 : 27,556.56 = 6,364.35 : x
  2. Step 2: Convert to fraction form
    18,375.45/27,556.56 = 6,364.35/x
  3. Step 3: Cross multiply
    18,375.45x = 27,556.56 × 6,364.35
  4. Step 4: Simplify right side
    18,375.45x = 175,379,592.64
  5. Step 5: Solve for x
    x = 175,379,592.64/18,375.45
  6. Step 6: Final answer
    x = 9,544.23

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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.