Home / 15,882.33-23,785.83-12,584.82

Finding the Fourth Proportional to 15,882.33, 23,785.83 and 12,584.82

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Solution

The fourth proportional to 15,882.33, 23,785.83 and 12,584.82 is: 18,847.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.33 : 23,785.83 = 12,584.82 : x
  2. Step 2: Convert to fraction form
    15,882.33/23,785.83 = 12,584.82/x
  3. Step 3: Cross multiply
    15,882.33x = 23,785.83 × 12,584.82
  4. Step 4: Simplify right side
    15,882.33x = 299,340,389.10
  5. Step 5: Solve for x
    x = 299,340,389.10/15,882.33
  6. Step 6: Final answer
    x = 18,847.39

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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.