Home / 23,187.66-34,744.41-12,078.06

Finding the Fourth Proportional to 23,187.66, 34,744.41 and 12,078.06

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Solution

The fourth proportional to 23,187.66, 34,744.41 and 12,078.06 is: 18,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,187.66 : 34,744.41 = 12,078.06 : x
  2. Step 2: Convert to fraction form
    23,187.66/34,744.41 = 12,078.06/x
  3. Step 3: Cross multiply
    23,187.66x = 34,744.41 × 12,078.06
  4. Step 4: Simplify right side
    23,187.66x = 419,645,068.64
  5. Step 5: Solve for x
    x = 419,645,068.64/23,187.66
  6. Step 6: Final answer
    x = 18,097.78

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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.