Home / 18,302.01-27,443.21-5,818.65

Finding the Fourth Proportional to 18,302.01, 27,443.21 and 5,818.65

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Solution

The fourth proportional to 18,302.01, 27,443.21 and 5,818.65 is: 8,724.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.01 : 27,443.21 = 5,818.65 : x
  2. Step 2: Convert to fraction form
    18,302.01/27,443.21 = 5,818.65/x
  3. Step 3: Cross multiply
    18,302.01x = 27,443.21 × 5,818.65
  4. Step 4: Simplify right side
    18,302.01x = 159,682,404.77
  5. Step 5: Solve for x
    x = 159,682,404.77/18,302.01
  6. Step 6: Final answer
    x = 8,724.86

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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.