Home / 18,200.98-27,308.76-5,722.93

Finding the Fourth Proportional to 18,200.98, 27,308.76 and 5,722.93

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Solution

The fourth proportional to 18,200.98, 27,308.76 and 5,722.93 is: 8,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.98 : 27,308.76 = 5,722.93 : x
  2. Step 2: Convert to fraction form
    18,200.98/27,308.76 = 5,722.93/x
  3. Step 3: Cross multiply
    18,200.98x = 27,308.76 × 5,722.93
  4. Step 4: Simplify right side
    18,200.98x = 156,286,121.87
  5. Step 5: Solve for x
    x = 156,286,121.87/18,200.98
  6. Step 6: Final answer
    x = 8,586.69

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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.