Home / 23,993.13-33,103.87-15,495.61

Finding the Fourth Proportional to 23,993.13, 33,103.87 and 15,495.61

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Solution

The fourth proportional to 23,993.13, 33,103.87 and 15,495.61 is: 21,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,993.13 : 33,103.87 = 15,495.61 : x
  2. Step 2: Convert to fraction form
    23,993.13/33,103.87 = 15,495.61/x
  3. Step 3: Cross multiply
    23,993.13x = 33,103.87 × 15,495.61
  4. Step 4: Simplify right side
    23,993.13x = 512,964,416.01
  5. Step 5: Solve for x
    x = 512,964,416.01/23,993.13
  6. Step 6: Final answer
    x = 21,379.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.