Home / 18,488.44-27,722.94-15,902.92

Finding the Fourth Proportional to 18,488.44, 27,722.94 and 15,902.92

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Solution

The fourth proportional to 18,488.44, 27,722.94 and 15,902.92 is: 23,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488.44 : 27,722.94 = 15,902.92 : x
  2. Step 2: Convert to fraction form
    18,488.44/27,722.94 = 15,902.92/x
  3. Step 3: Cross multiply
    18,488.44x = 27,722.94 × 15,902.92
  4. Step 4: Simplify right side
    18,488.44x = 440,875,696.98
  5. Step 5: Solve for x
    x = 440,875,696.98/18,488.44
  6. Step 6: Final answer
    x = 23,846.02

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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.